Essential 2021 GMC Terrain Engine Cooling Parts

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$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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$152.99

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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$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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$22.99

The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to ensure proper air/fuel ratio along with proper operation of the cooling fans and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include, check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:

OE MATCHED: Wires and probe length match OE. Mounting clips included where applicable
FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
THE DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor

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$50.99

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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$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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$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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$17.99

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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$90.99

Our products 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 Imperial.

Product Features:

Rapid-Cool Thin-Line electric fans
16″ diameter
1,400 CFM
Use as a pusher or puller fan
Motors built and tested to quality specifications
16 in. universal fit reversible fan
1400 CFM
UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.

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$255.99

This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:

Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
Complete package – assembly is designed with the same materials and components as the original part
Quality assured – motors are tested in laboratory settings to ensure performance
Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership

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$144.99

New Platinum Pro Radiator, 3.0 And 3.6 Liter V6 Engines With A/C And Automatic Transmission

Product Features:

3.0 And 3.6 Liter V6 Engines With A/C And Automatic Transmission, Made Of Plastic and 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
Warranty: 5 Year, Limited
Radiator Cap Not Included
Check Out The Large Selection Of Parts Available For Your Vehicle

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$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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$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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$41.99

UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.

Product Features:

Heavy gauge stainless steel components offer increased reliability and long-lasting durability
Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
AccuSpring Design for stable temperature control and increased cabin comfort

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$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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$21.99

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$19.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Application specific design provides an exceptional fit.
Validated for fit, form, and function.
Meets or exceeds original equipment specifications.

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$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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$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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$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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$199.99

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 upper radiator shutter assembly, for 1.5 And 2.0 With engine block heater. It is designed to replace your existing radiator shutter assembly. Check to be sure it fits your vehicle.

Product Features:

For 1.5 And 2.0 With Engine Block Heater, Made Of Polypropelene & 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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$236.99

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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$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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$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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$105.99

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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$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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$65.99

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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$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

FAQs for 2021 GMC Terrain Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2021 GMC Terrains?

Out of 24 Engine Cooling Parts that fit 2021 GMC Terrains, the following parts are the top sellers:

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (11871344) – $17.99
Nylon Shield Retainer (11224109) – $2.79
Engine Coolant Temperature Sensor (12044732) – $19.99

What’s the price range for 2021 GMC Terrain Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2021 GMC Terrain range from $2.79 up to $487.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2021 GMC Terrain?

The average price for Engine Cooling Parts for the 2021 GMC Terrain is $114.84. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other GMC Terrain model years?

Yes, we carry Engine Cooling Parts for 14 model years of GMC Terrains between 2010 and 2026. The following model years are the most popular for Engine Cooling Part purchases: 2023, 2022, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Engine Cooling Parts for my 2021 GMC Terrain?

The cheapest 2021 GMC Terrain Engine Cooling Parts we carry are:

Nylon Shield Retainer (11224109) – $2.79
Engine Coolant Thermostat Housing Gasket (50314171) – $4.49
Expansion Tank Cap (50184908) – $4.99
Radiator Drain Cocks (89015360) – $8.49
Coolant Temperature Sensor 1TS1170 (12423029) – $9.99

Does Advance Auto Parts sell Engine Cooling Parts for any other 2021 GMC models?

Yes. We stock Engine Cooling Parts for 9 other popular 2021 GMC models. Some of the most popular are 2021 Yukon Engine Cooling Parts, 2021 Sierra 1500 Engine Cooling Parts, 2021 Sierra 2500 HD Engine Cooling Parts, 2021 Savana 2500 Engine Cooling Parts, and 2021 Sierra 3500 HD Engine Cooling Parts.

What types of Engine Cooling Parts do you sell for my 2021 GMC Terrain?

As of 3/1/26, these are some of the most in-demand types of Engine Cooling Parts for a 2021 GMC Terrain:

Can I get help with 2021 GMC Terrain Engine Cooling Part orders?

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

What is your return policy for GMC Terrain Engine Cooling Parts?

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

2021 GMC Terrain Engine Cooling Parts

Motorad – Integrated Thermostat Housing: With Seal, 195 Degrees (Part No.922-195)

Motorad – Integrated Thermostat Housing: With Gasket, 180 Degrees (Part No.1011-180)

Carquest Premium – Coolant Temperature Sensor 1TS1169 (Part No.WTC1286)

NTK – Engine Coolant Temperature Sensor (Part No.EF0022)

Dorman – Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement (Part No.603-338)

KAI – Coolant Reservoir (Part No.GM3014116)

Dorman – Help – Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack (Part No.82724)

Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.54218CD)

Imperial – Electric Fan, 16" Diameter (Part No.226116)

Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.621-482)

KAI – Radiator (Part No.RAD13139)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813103)

Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Motorad UltraStats – Thermostat: With Seal, 180 Degrees (Part No.5461-180)

Carquest Premium – Standard Thermostat: With Seal, 180 Degrees (Part No.14698)

MAHLE Original – Engine Coolant Thermostat Housing Gasket (Part No.C32225)

Victor Reinz – Engine Coolant Thermostat Housing Gasket (Part No.71-14610-00)

Dorman – Nylon Shield Retainer (Part No.963-230)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2395)

Carquest Premium – Engine Water Pump (Part No.T7197)

KAI – New Standard Replacement Upper Radiator Shutter Assembly (Part No.GM1206120)

Dorman – Active Grille Shutter (Part No.601-513)

Dorman – Help – Radiator Drain Cocks (Part No.61134)

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

Dorman – Engine Coolant Water Outlet (Part No.902-6101)

Dorman – Engine Coolant Water Outlet (Part No.902-2087)

Dorman – Engine Coolant Water Outlet with Sensor (Part No.902-2132)

Carquest Premium – Thermostat Housing: Gasket Included (Part No.86164)

Carquest Premium – Engine Water Pump (Part No.T7197)

GM Genuine Parts – PUMP (Part No.25205820)

Carquest Premium – Radiator (Part No.4113682)

Dorman – Thermostat Assembly: Includes Housing and Thermostat, 176 Degrees (Part No.902-2124)

Motorad – Integrated Thermostat Housing: 176 Degrees (Part No.993-176)

Autotecnica – Thermostat Assembly, Includes Thermostat (Part No.GM0720227)

Dorman – Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement (Part No.603-861)