2018 GMC Terrain Cooling and Climate Controls

Please Select your Vehicle to See Exact Fit Parts

Essential Cooling and Climate Controls for 2018 GMC Terrains

Carquest Premium – Coolant Housing/Water Outlet (Part No.CH2009)

Coolant Housing/Water Outlet

from

$129.99
Carquest Premium Thermostat Housings are manufactured with OEM quality materials and safety standards by an OE Supplier. This housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. The construction of this housing is improved over the OE design to fix and update any issues that the OE design may have had.

Product Features:
  • Easy, one step fit and installation
  • No special tools required
  • Meets or exceeds all OEM standards
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Carquest Premium – Blower Motor: With Wheel (Part No.76527)

Blower Motor: With Wheel

from

$218.99
Carquest Premium Blower Motors are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Carquest Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
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Dorman – Help – Air Conditioning Service Port Caps (Part No.54374)

Air Conditioning Service Port Caps

from

$9.99
This A/C service valve cap is designed to match the fit and function of the original cap on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this A/C service valve cap is designed to match the fit and function of the original cap on specified applications
  • Restores functionality – reliable replacement for an original part that is leaking or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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KAI – A/C Condenser (Part No.CND3789)

A/C Condenser

from

$91.99
New Platinum Pro A/C Condenser, With Drier, 2.4/3.0 Liter Engines With Automatic Transmission

Product Features:
  • With Drier, 2.4/3.0 Liter Engines With Automatic Transmission, Made Of Aluminum
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Dorman – HVAC Air Door Actuator (Part No.604-346)

HVAC Air Door Actuator

from

$119.99
This air door actuator directly replaces the original actuator on specific vehicle years, makes, models, configurations and positions to restore proper HVAC operation. Please note that many vehicles have several different air door actuators, which are designed for specific positions and functions in the vehicle. To ensure you have what you need, carefully review the application notes for this part to verify it matches the position and function of the actuator you need to replace. In some online ordering systems, you may need to enter your vehicle information first to see the application notes for your vehicle. If you don’t know which actuator position you need to replace, consult a qualified service technician.

Product Features:
  • Direct replacement – made to match the fit and function of the original air door actuator on certain vehicle years, makes, models and configurations
  • Position specific – vehicles often have multiple different HVAC door actuators; review this part’s application notes to verify it matches the location and function of the actuator you need to replace
  • Durable construction – designed and tested to strict standards to help resist wear and electrical burnout for reliable operation and long service life
  • Trustworthy quality – backed by a team of experts and engineers in the United States, and more than a century of experience
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Carquest Premium – AC Pressure Sensor (Part No.ABA1005)

AC Pressure Sensor

from

$56.99
The Carquest Premium line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Sensor reports system pressures to the on-board computer, in turn allowing the computer to properly and efficiently control the compressor, fans and system levels. An improperly functioning A/C Pressure Sensor will provide erratic or inaccurate readings to on-board computers severely affecting system performance and function. Without reliable and accurate data from a properly functioning A/C Pressure Sensor, on-board computers are unable to protect the safety of critical components and the system as a whole which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Sensor.
  • All units are helium leak tested on fully automated mass spectrometer equipment before end-of-line testing.
  • All units are tested using automated end-of-line testing equipment that pressurizes the sensor and checks full-spectrum functionality and electrical output to ensure each part meets manufacturing specifications before packaging.
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Carquest Premium – Coolant Temperature Sensor 1TS1170 (Part No.WTC1413)

Coolant Temperature Sensor 1TS1170

from

$9.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Dorman – Help – Radiator Drain Cocks (Part No.61134)

Radiator Drain Cocks

from

$8.49
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Carquest Premium – A/C Compressor, New, with Clutch, with 7SBH17H Compressor (Part No.T198352)

A/C Compressor, New, with Clutch, with 7SBH17H Compressor

from

$457.99
Carquest New Compressors are designed, manufactured and tested to meet or exceed strict original equipment specifications for superior quality and performance. Each new compressor is tested to provide durable life to the vehicle’s air conditioning system. All new compressor components are assembled using state of the art equipment and techniques to ensure smooth operation. Each part is equipped with a clutch and connector that matches the original equipment part and provides an exact replacement to your vehicle’s part. All compressors are supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • Each new compressor design undergoes rigorous life cycle testing at high RPMs and pressures to ensure that they can withstand years in the harshest conditions.
  • New compressors are designed with utmost precision using 3D coordinate measuring machines to ensure a perfect fit.
  • The production process contains automated controls at every stage that alerts and halts production in case of an error, assuring that the finished product will always be flawless.
  • All new compressors must pass a helium leak test and pump up function test prior to packaging.
  • O-Rings and gaskets necessary for installation are included.
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Dorman – Help – Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack (Part No.82724)

Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack

from

$15.99
Cracked or lost the original engine coolant reservoir cap- Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
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KAI – Coolant Reservoir (Part No.GM3014116)

Coolant Reservoir

from

$24.99
New Platinum Pro Coolant Recovery Tank, Without Cap

Product Features:
  • Without Cap, Made Of Plastic
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813103)

Radiator: With Transmission Oil Cooler

from

$218.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle┐s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Dorman – Windsheild Garnish Clip-exterior-GM (sold by each) (Part No.700-052)

Windsheild Garnish Clip-exterior-GM (sold by each)

from

$1.29
Dorman offers a comprehensive line of Clip / Spring Nuts for a range of automotive applications. They are available for use with a large variety of screw sizes, throat depths, and panel ranges.

Product Features:
  • Constructed of high-quality materials for Length-lasting durability
  • Many different styles are available, including threaded and wide panel
  • Packaged in a variety of piece counts for use with both small and large projects
  • Also suitable for a broad range of industrial and commercial uses
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Carquest Premium – Humidity Sensor (Part No.ACA2025)

Humidity Sensor

from

$121.99
The heating-ventilation-air-condition (HVAC) air distribution system is designed to control the movement of air in the HVAC air distribution assembly as well as control the interior cabin temperature. Actuator doors which may be mechanically or electrically operated with a motor allow air movement through the system to provide the vehicle occupants the requested temperature desired for comfort. The Humidity Sensor reports interior cabin humidity levels and operates the climate system to remove uncomfortable high humidity levels.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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GM Genuine Parts – Black Multi-Purpose Relay (Part No.D1780C)

Black Multi-Purpose Relay

from

$35.99
ACDelco GM Original Equipment Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Dorman – Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 182 Degrees (Part No.902-2089)

Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 182 Degrees

from

$145.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Radiator Cap Tester Adapter

from

$95.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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ACDelco – ABS Wheel Speed Sensor with Bolt (Part No.23348259)

ABS Wheel Speed Sensor with Bolt

from

$93.99
ACDelco GM Original Equipment ABS Wheel Speed Sensors are located at each wheel, monitoring the rotation of each wheel, and are GM-recommended replacements for your vehicle’s original components. The sensor provides this speed information to the antilock brake control module for the antilock braking function. These sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Restores ABS function and performance caused by failed wheel speed sensor
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured with GM Original Equipment specification for fit, form, and function
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Carquest Premium – Multi-Purpose Relay (Part No.RAA1237)

Multi-Purpose Relay

from

$24.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Dorman – Nylon Shield Retainer (Part No.963-230)

Nylon Shield Retainer

from

$2.79
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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GM Genuine Parts – Air Conditioning Service Valve (Part No.15-51312)

Air Conditioning Service Valve

from

$44.99
GM Genuine Parts A/C Service Valve Fittings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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KAI – New CAPA Certified Standard Replacement Lower Radiator Shutter Assembly (Part No.GM1206113C)

New CAPA Certified Standard Replacement Lower Radiator Shutter Assembly

from

$109.99
As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new CAPA certified standard replacement lower radiator shutter assembly. It is designed to replace your existing lower radiator shutter assembly. Check to be sure it fits your vehicle.

Product Features:
  • Made Of PP Plastic And Glass Fiber
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Warranty: Limited
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – HVAC Heater Core (Part No.910500)

HVAC Heater Core

from

$101.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.

Product Features:
  • Designed to keep your A/C system in top shape and built to provide long-lasting service.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.
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Carquest Premium – Engine Water Pump: New (Part No.T1235)

Engine Water Pump: New

from

$126.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • Built to meet or exceed OE fit, form and function.
  • All components necessary for installation are supplied with pump
  • 100% tested for reliable performance
  • Follow all enclosed instructions to maximize pump life and validate warranty
  • Additional Notes: Includes gasket
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Carquest Premium – A/C Evaporator Core (Part No.T44146)

A/C Evaporator Core

from

$133.99
Carquest Evaporators are designed to remove heat from the air inside the passenger compartment of a vehicle resulting in cooler air temperatures. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • The design and manufacture of the evaporators result in uniform refrigerant distribution with optimal flow for improved performance and maximum heat transfer.
  • The evaporators are constructed to offer a lightweight, compact design that will fit easily within the engine compartment.
  • The surface treatment on each part ensures optimum water drainage to prevent mold and odors in the system.
  • The evaporators are 100% tested to meet or exceed original equipment specifications. Each part is helium tested to ensure no leaks.
  • O-Rings and gaskets necessary for installation are included.
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Carquest Premium – Standard Thermostat: With Thermostat Insert, With Gasket, 180 Degrees (Part No.15148)

Standard Thermostat: With Thermostat Insert, With Gasket, 180 Degrees

from

$24.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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GM Genuine Parts – Multi-Purpose Pressure Sensor (Part No.15-51343)

Multi-Purpose Pressure Sensor

from

$69.99
ACDelco GM Original Equipment Multi Purpose Sensor is a GM-recommended replacement component for one or more of the following vehicle systems: hvac. This original equipment sensor will provide the same performance, durability, and service life you expect from General Motors.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Dorman – Blower Motor Resistor Kit with Harness (Part No.973-401)

Blower Motor Resistor Kit with Harness

from

$105.99
This HVAC blower motor resistor kit includes a resistor and harness pigtail to replace an overheated or corroded original equipment resistor on certain vehicles.

Product Features:
  • Direct replacement – this blower motor resistor and harness kit directly replaces the original equipment on select vehicle years, makes and models
  • Complete kit – each kit comes with a resistor and harness pigtail, which is essential for most repairs
  • Restores functionality – made to perform like original equipment to restore full HVAC operation
  • Trustworthy quality – backed by team of engineers and quality specialists in the USA
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Upgrade your 2018 GMC Terrain with Top-Quality Cooling and Climate Controls

When it comes to maintaining or upgrading your 2018 GMC Terrain, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Cooling and Climate Controls are key to keeping your Terrain functioning at its best. At Advance Auto Parts, we offer a wide selection of 46 Cooling and Climate Controls for the 2018 GMC Terrain, designed to meet your needs without breaking the bank. From Engine Cooling Part replacements to Air Conditioning Parts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Cooling and Climate Controls for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Cooling and Climate Controls for your 2018 GMC Terrain at great prices. Our Cooling and Climate Controls inventory for this model ranges from just $1.29 to $626.99, with an average price of $95.62. Our 46 Cooling and Climate Controls in stock come from 7 trusted brands, so you’re sure to find the right part for your 2018 GMC Terrain without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2018 GMC Terrain, we stock popular OEM and aftermarket Cooling and Climate Controls from top names like GM Genuine, Carquest Premium, Dorman, and more. GM Genuine Cooling and Climate Controls start at just $12.99 and boast an impressive 4.5 stars average rating from customers. Carquest Premium and Dorman also bring quality to the table, with Cooling and Climate Controls available starting at $8.49, and at an average 4.4 stars rating. With 171 customer reviews and counting, our 2018 GMC Terrain Cooling and Climate Controls have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Cooling and Climate Control upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2018 GMC Terrain is always ready to roll. We’re committed to providing you with everything you need to keep your Terrain in top shape, all in one place. Start shopping confidently below for your 2018 GMC Terrain!

Best-Selling Engine Cooling Parts for 2018 GMC Terrains

Enhance the driving experience in your GMC with 28 quality Engine Cooling Part components, starting at $2.79.

Carquest Premium – Radiator Cap: 20 PSI (Part No.10271)

Radiator Cap: 20 PSI

from

$22.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2395)

Engine Water Pump: New, Gasket/Seals Included

from

$131.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
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Dorman – Help – Radiator Drain Cocks (Part No.61134)

Radiator Drain Cocks

from

$8.49
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Carquest Premium – Thermostat Housing: Gasket Included (Part No.86164)

Thermostat Housing: Gasket Included

from

$95.99
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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GM Genuine Parts – Engine Coolant Temperature Sensor (Part No.12656444)

Engine Coolant Temperature Sensor

from

$21.99
ACDelco GM Original Equipment Engine Coolant Temperature Sensors monitor engine temperature, and are GM-recommended replacements for your vehicle’s original components. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. These original equipment engine coolant temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps keep engine running at proper temperature
  • Alerts vehicle operator of high engine temperature conditions
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Dorman – Nylon Shield Retainer (Part No.963-230)

Nylon Shield Retainer

from

$2.79
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Motorad – Integrated Thermostat Housing: With Seal, 195 Degrees (Part No.922-195)

Integrated Thermostat Housing: With Seal, 195 Degrees

from

$109.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Coolant Temperature Sensor 1TS1169 (Part No.WTC1286)

Coolant Temperature Sensor 1TS1169

from

$12.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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GM Genuine Parts – Engine Coolant Temperature Sensor (Part No.12641073)

Engine Coolant Temperature Sensor

from

$19.99
ACDelco GM Original Equipment Engine Coolant Temperature Sensors monitor engine temperature, and are GM-recommended replacements for your vehicle’s original components. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. These original equipment engine coolant temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps keep engine running at proper temperature
  • Alerts vehicle operator of high engine temperature conditions
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Dorman – Engine Coolant Water Outlet (Part No.902-2087)

Engine Coolant Water Outlet

from

$114.99
This replacement engine coolant water outlet is engineered to match the fit and durability of the stock outlet on specific General Motors vehicles. It is rigorously tested for reliability, and has convenient features to simplify installation.

Product Features:
  • Ideal replacement – this engine coolant water outlet directly replaces the original water outlet on specific Buick, Chevrolet and GMC vehicles
  • Convenient features – includes sensor, bolts and quick-release clip to easily connect hose using constant-force clamp
  • Rigorous testing – design underwent as many as 16 functional tests to ensure performance and reliability
  • Restores operation – fully fixes a cracked or worn original equipment housing that is causing leaks or overheating
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Carquest Premium – Coolant Temperature Sensor 1TS1170 (Part No.WTC1413)

Coolant Temperature Sensor 1TS1170

from

$9.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Dorman – Thermostat Assembly: Includes Housing and Thermostat, 176 Degrees (Part No.902-2124)

Thermostat Assembly: Includes Housing and Thermostat, 176 Degrees

from

$121.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Motorad – Integrated Thermostat Housing: 176 Degrees (Part No.993-176)

Integrated Thermostat Housing: 176 Degrees

from

$118.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Engine Water Pump (Part No.T7197)

Engine Water Pump

from

$403.99
Manufactured to meet or exceed OEM specifications.

Product Features:
  • 100% factory tested for leakage and dimensional precision.
  • Bearing noise and durability-tested.
  • Designed to match OE coolant flow rate and pressure.
  • All required hardware included for easy installation.
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Carquest Premium – Radiator (Part No.4113682)

Radiator

from

$282.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
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GM Genuine Parts – PUMP (Part No.25205820)

PUMP

from

$215.99
PUMP

Dorman – Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 182 Degrees (Part No.902-2089)

Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 182 Degrees

from

$145.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Dorman – Active Grille Shutter (Part No.601-444)

Active Grille Shutter

from

$111.99
This radiator shutter assembly matches the fit and function of the original equipment shutter to restore function to the vehicle’s active grille shutter system. This assembly features a factory-style connector for a plug-and-play installation.

Product Features:
  • Ideal replacement – this active grille shutter and motor assembly precisely matches the original equipment assembly on specific makes and models
  • Plug & play installation – this grille shutter assembly is made with a factory-style electrical connector for a trouble-free installation
  • Cost-effective solution – offers original equipment quality at competitive price
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and reliable performance
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KAI – New CAPA Certified Standard Replacement Lower Radiator Shutter Assembly (Part No.GM1206113C)

New CAPA Certified Standard Replacement Lower Radiator Shutter Assembly

from

$109.99
As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new CAPA certified standard replacement lower radiator shutter assembly. It is designed to replace your existing lower radiator shutter assembly. Check to be sure it fits your vehicle.

Product Features:
  • Made Of PP Plastic And Glass Fiber
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Warranty: Limited
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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KAI – New Standard Replacement Lower Radiator Shutter Assembly (Part No.GM1206113)

New Standard Replacement Lower Radiator Shutter Assembly

from

$99.99
As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new standard replacement lower radiator shutter assembly. It is designed to replace your existing lower radiator shutter assembly. Check to be sure it fits your vehicle.

Product Features:
  • Made Of PP Plastic And Glass Fiber
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Warranty: Limited
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Radiator Cap Tester Adapter

from

$95.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Dorman – Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement (Part No.603-861)

Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement

from

$74.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:
  • Direct replacement – this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution – engineered for a seamless installation
  • Durable construction – manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Dorman – Engine Coolant Water Outlet with Sensor (Part No.902-2132)

Engine Coolant Water Outlet with Sensor

from

$65.99
This replacement engine coolant water outlet is engineered to match the fit and durability of the stock engine coolant water outlet on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant water outlet directly replaces the original water outlet on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement water outlets
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Autotecnica – Thermostat Assembly, Includes Thermostat (Part No.GM0720227)

Thermostat Assembly, Includes Thermostat

from

$43.99
Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive ¿Genuine¿ components.

Product Features:
  • Guaranteed fitment
  • High-flow OE-style design for optimal engine cooling performance
  • Thermostat housing assembly is manufactured to factory housing dimensions for easy bolt-on installation and reliable hose connections
  • Includes temperature sensor ports where applicable
  • High-quality alloy or composite material is temperature-stable to resist warping or cracking that can lead to coolant leakage
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Most Popular 2018 GMC Terrain Air Conditioning Parts

Customize your GMC with 11 Air Conditioning Parts products like AC Compressor With Clutch, AC Condensers, and ABS Speed Sensors, all priced under $438.99.

GM Genuine Parts – Air Conditioning System Valve Core (Part No.15-1119)

Air Conditioning System Valve Core

from

$12.99
GM Genuine Parts A/C System Valve Cores are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These A/C system valve cores are components of the A/C service valve through which your vehicle’s refrigerant can be accessed and serviced. The valve core is a spring-loaded poppet valve that is opened when the service technician connects the A/C service machine hose couplers. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Repair leaking A/C system, restore A/C function
  • Helps restore A/C Function
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Multi-Purpose Relay (Part No.RAA2612)

Multi-Purpose Relay

from

$25.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Carquest Premium – AC Pressure Sensor (Part No.ABA1005)

AC Pressure Sensor

from

$56.99
The Carquest Premium line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Sensor reports system pressures to the on-board computer, in turn allowing the computer to properly and efficiently control the compressor, fans and system levels. An improperly functioning A/C Pressure Sensor will provide erratic or inaccurate readings to on-board computers severely affecting system performance and function. Without reliable and accurate data from a properly functioning A/C Pressure Sensor, on-board computers are unable to protect the safety of critical components and the system as a whole which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Sensor.
  • All units are helium leak tested on fully automated mass spectrometer equipment before end-of-line testing.
  • All units are tested using automated end-of-line testing equipment that pressurizes the sensor and checks full-spectrum functionality and electrical output to ensure each part meets manufacturing specifications before packaging.
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Carquest Premium – A/C Evaporator Core (Part No.T44146)

A/C Evaporator Core

from

$133.99
Carquest Evaporators are designed to remove heat from the air inside the passenger compartment of a vehicle resulting in cooler air temperatures. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • The design and manufacture of the evaporators result in uniform refrigerant distribution with optimal flow for improved performance and maximum heat transfer.
  • The evaporators are constructed to offer a lightweight, compact design that will fit easily within the engine compartment.
  • The surface treatment on each part ensures optimum water drainage to prevent mold and odors in the system.
  • The evaporators are 100% tested to meet or exceed original equipment specifications. Each part is helium tested to ensure no leaks.
  • O-Rings and gaskets necessary for installation are included.
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Carquest Premium – A/C Compressor, New, with Clutch, with CVC Compressor (Part No.T198299)

A/C Compressor, New, with Clutch, with CVC Compressor

from

$438.99
Carquest New Compressors are designed, manufactured and tested to meet or exceed strict original equipment specifications for superior quality and performance. Each new compressor is tested to provide durable life to the vehicle’s air conditioning system. All new compressor components are assembled using state of the art equipment and techniques to ensure smooth operation. Each part is equipped with a clutch and connector that matches the original equipment part and provides an exact replacement to your vehicle’s part. All compressors are supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • Each new compressor design undergoes rigorous life cycle testing at high RPMs and pressures to ensure that they can withstand years in the harshest conditions.
  • New compressors are designed with utmost precision using 3D coordinate measuring machines to ensure a perfect fit.
  • The production process contains automated controls at every stage that alerts and halts production in case of an error, assuring that the finished product will always be flawless.
  • All new compressors must pass a helium leak test and pump up function test prior to packaging.
  • O-Rings and gaskets necessary for installation are included.
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Carquest Premium – A/C Condenser (Part No.710082)

A/C Condenser

from

$158.99
The Carquest condenser is an integral component of the motor vehicle air conditioning system. This part condenses the refrigerant into a liquid to prepare it for entry into the compressor. The condenser is manufactured according to OEM design specifications to ensure a long life with quality performance. Exact design standards produce a seamless fit into the engine compartment.

Product Features:
  • This is a parallel flow condenser that contains small micro-channels. It is highly recommended that this condenser be replaced if a failure has occurred in the vehicle’s air conditioning system that has resulted in debris contaminating.
  • The Carquest condenser production process includes quality driven details such as using zinc-coated tubes and electrostatic paint spray at high temperatures to provide the best corrosion resistance and durability in our condensers.
  • Continuous molds, laser welding machines, semi-automatic assembly stations and other advanced equipment provide quality products.
  • Each condenser uses only the highest quality raw materials including pure aluminum (not substandard or recycled) to provide the highest quality standards from beginning to finished product.
  • All brackets are designed per OEM specifications to ensure strength and reduce vibration and movement.
  • We leak test 100% of our condensers in helium leak test chambers to ensure the product does not leak.
  • Our condensers are manufactured from rigid design standards to fit OEM dimensions.
  • Each condenser design endures a series of tests that includes performance testing, vibration testing, blast testing, and salt spray testing to simulate real world conditions.
  • Each Carquest condenser is packaged using superior box construction. This box is easy to open and seal. Each condenser is packaged in the box with internal protection to keep the part centered and away from the package edges.
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GM Genuine Parts – Multi-Purpose Pressure Sensor (Part No.15-51343)

Multi-Purpose Pressure Sensor

from

$69.99
ACDelco GM Original Equipment Multi Purpose Sensor is a GM-recommended replacement component for one or more of the following vehicle systems: hvac. This original equipment sensor will provide the same performance, durability, and service life you expect from General Motors.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Air Conditioning Service Valve (Part No.15-51312)

Air Conditioning Service Valve

from

$44.99
GM Genuine Parts A/C Service Valve Fittings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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GM Genuine Parts – Wheel Speed Sensor (Part No.84449198)

Wheel Speed Sensor

from

$22.79
ACDelco GM Original Equipment ABS Wheel Speed Sensors are located at each wheel, monitoring the rotation of each wheel, and are GM-recommended replacements for your vehicle’s original components. The sensor provides this speed information to the antilock brake control module for the antilock braking function. These sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Restores ABS function and performance caused by failed wheel speed sensor
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured with GM Original Equipment specification for fit, form, and function
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GM Genuine Parts – Air Conditioning Line O-Ring (Part No.13579649)

Air Conditioning Line O-Ring

from

$21.79
GM Genuine Parts Rubber-Bonded Sealing Washers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Dorman – Help – Air Conditioning Service Port Caps (Part No.54374)

Air Conditioning Service Port Caps

from

$9.99
This A/C service valve cap is designed to match the fit and function of the original cap on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this A/C service valve cap is designed to match the fit and function of the original cap on specified applications
  • Restores functionality – reliable replacement for an original part that is leaking or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Top Picks for 2018 GMC Terrain Blend Doors

Upgrade GMC Terrains with top-quality Blend Doors parts, including 1 OEM and aftermarket selections for your 2018 model.

Dorman – HVAC Air Door Actuator (Part No.604-346)

HVAC Air Door Actuator

from

$119.99
This air door actuator directly replaces the original actuator on specific vehicle years, makes, models, configurations and positions to restore proper HVAC operation. Please note that many vehicles have several different air door actuators, which are designed for specific positions and functions in the vehicle. To ensure you have what you need, carefully review the application notes for this part to verify it matches the position and function of the actuator you need to replace. In some online ordering systems, you may need to enter your vehicle information first to see the application notes for your vehicle. If you don’t know which actuator position you need to replace, consult a qualified service technician.

Product Features:
  • Direct replacement – made to match the fit and function of the original air door actuator on certain vehicle years, makes, models and configurations
  • Position specific – vehicles often have multiple different HVAC door actuators; review this part’s application notes to verify it matches the location and function of the actuator you need to replace
  • Durable construction – designed and tested to strict standards to help resist wear and electrical burnout for reliable operation and long service life
  • Trustworthy quality – backed by a team of experts and engineers in the United States, and more than a century of experience
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In-Demand Blower Motor and Related Products for 2018 GMC Terrains

Select from 4 premium Blower Motor and Related Products parts for your 2018 GMC Terrain, with prices ranging from $1.29 to $626.99.

GM Genuine Parts – Black Multi-Purpose Relay (Part No.D1780C)

Black Multi-Purpose Relay

from

$35.99
ACDelco GM Original Equipment Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Dorman – Blower Motor Resistor Kit with Harness (Part No.973-401)

Blower Motor Resistor Kit with Harness

from

$105.99
This HVAC blower motor resistor kit includes a resistor and harness pigtail to replace an overheated or corroded original equipment resistor on certain vehicles.

Product Features:
  • Direct replacement – this blower motor resistor and harness kit directly replaces the original equipment on select vehicle years, makes and models
  • Complete kit – each kit comes with a resistor and harness pigtail, which is essential for most repairs
  • Restores functionality – made to perform like original equipment to restore full HVAC operation
  • Trustworthy quality – backed by team of engineers and quality specialists in the USA
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Carquest Premium – Blower Motor: With Wheel (Part No.76516)

Blower Motor: With Wheel

from

$626.99
Carquest Premium Blower Motors are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Carquest Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
  • Functionally Equivalent to OE Design
  • Magnetic size and properties compare or exceed OEM
  • Hermetically Sealed & Thermally Protected Electronics
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Dorman – Windsheild Garnish Clip-exterior-GM (sold by each) (Part No.700-052)

Windsheild Garnish Clip-exterior-GM (sold by each)

from

$1.29
Dorman offers a comprehensive line of Clip / Spring Nuts for a range of automotive applications. They are available for use with a large variety of screw sizes, throat depths, and panel ranges.

Product Features:
  • Constructed of high-quality materials for Length-lasting durability
  • Many different styles are available, including threaded and wide panel
  • Packaged in a variety of piece counts for use with both small and large projects
  • Also suitable for a broad range of industrial and commercial uses
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Most Sold 2018 GMC Terrain Heating Parts

Explore our best-selling GMC parts for the 2018 Terrain among 1 OEM and aftermarket options starting from $101.99.

Carquest Premium – HVAC Heater Core (Part No.910500)

HVAC Heater Core

from

$101.99
Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.

Product Features:
  • Designed to keep your A/C system in top shape and built to provide long-lasting service.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.
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Top-Rated Cooling and Climate Controls Brands For Your 2018 GMC Terrain

Shop for the best-rated brands offering Cooling and Climate Controls and other products for your 2018 GMC Terrains. Below you’ll find some of our best rated Cooling and Climate Controls from GM Genuine, Carquest Premium, and Dorman, and more. Cooling and Climate Controls from these brands that fit a 2018 Terrain start at just $8.49 and are rated as high as 4.5 stars. OEM and aftermarket Cooling and Climate Controls don’t get more top quality, durable, and affordable than from the brands below.

Popular GM Genuine 2018 GMC Terrain Cooling and Climate Controls

When it comes to maintaining or upgrading your 2018 GMC Terrain, using quality Cooling and Climate Controls is essential to ensure durability and a perfect fit. GM Genuine ticks all of those boxes. We offer a wide selection of GM Genuine Cooling and Climate Controls, specifically designed for the 2018 GMC Terrain. With over 2 GM Genuine brand Cooling and Climate Controls in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $12.99, with an average price of just $24.49. Plus, with over 8 customer reviews and an average rating of 4.5 stars, you can trust that our GM Genuine Cooling and Climate Controls will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Air Conditioning System Valve Core
from $12.99
(6)
Air Conditioning System Valve Core
“Use it on my suv”
Black Multi-Purpose Relay
from $35.99
(2)
Black Multi-Purpose Relay
“The part was reasonably priced and fixed the problem on my truck.”

Popular Carquest Premium 2018 GMC Terrain Cooling and Climate Controls

Carquest Premium auto parts is one of the highest quality Cooling and Climate Control brands in the market. Any 2018 GMC Terrain owner should feel confident when installing genuine Carquest Premium parts in their vehicle. To ensure the best fit and performance for your 2018 Terrain, Advance Auto Parts carries a full inventory of 2 Carquest Premium Cooling and Climate Controls. Plus you will be keeping your GMC in peak condition while saving money because prices on these Carquest Premium Cooling and Climate Controls range from $22.99 to $131.99, plus, with more than 7 customer reviews and an impressive 4.4 stars average rating, you can be confident the Fram Cooling and Climate Controls below will deliver on both quality and value.
Radiator Cap: 20 PSI
from $22.99
(6)
Radiator Cap: 20 PSI
“Easy to deal with and great products”
Engine Water Pump: New, Gasket/Seals Included
from $131.99
(1)
Engine Water Pump: New, Gasket/Seals Included
“So far so good. My car is running great.”

FAQs for 2018 GMC Terrain Cooling and Climate Controls

Which Cooling and Climate Controls are best-sellers for 2018 GMC Terrains?

Out of 46 Cooling and Climate Controls that fit 2018 GMC Terrains, the following parts are the top sellers:

What’s the price range for 2018 GMC Terrain Cooling and Climate Controls?

Cooling and Climate Control prices for the 2018 GMC Terrain start at $1.29 and go up to $626.99 for the most premium parts.

What’s the average price of a Cooling and Climate Control for a 2018 GMC Terrain?

The average price for Cooling and Climate Controls for the 2018 GMC Terrain is $95.62. Keep in mind the variety of part types within our Cooling and Climate Control category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Cooling and Climate Controls for other GMC Terrain model years?

Yes, we currently carry Cooling and Climate Controls for 14 model years of GMC Terrains between 2010 and 2026. Cooling and Climate Controls are bought most frequently for the following model years: 2023, 2022, 2021, 2020, 2019, 2017, 2016, 2015, and 2014.

What are the cheapest Cooling and Climate Controls for my 2018 GMC Terrain?

The cheapest 2018 GMC Terrain Cooling and Climate Controls we carry in stock are:

What are the top-rated Cooling and Climate Controls that fit the 2018 GMC Terrain?

Out of 171 reviews by customers, our 2018 GMC Terrain Cooling and Climate Controls have an average customer rating of . These are some of the highest-rated Cooling and Climate Control types for the 2018 GMC Terrain and their top-rated products:

What types of Cooling and Climate Controls do you sell for my 2018 GMC Terrain?

As of 3/1/26, these are some of the most in-demand types of Cooling and Climate Controls for a 2018 GMC Terrain:

Can I get help with 2018 GMC Terrain Cooling and Climate Control orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Cooling and Climate Controls and more.

What is your return policy for GMC Terrain Cooling and Climate Controls?

Advance Auto Parts keeps returns simple. For new GMC Terrain Cooling and Climate Controls and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.