1978 GMC K15 Cooling and Climate Controls

Essential 1978 GMC K15 Cooling and Climate Controls

Factory Air – System Mounted Preset Cycling Temperature Switch (Part No.35720)

System Mounted Preset Cycling Temperature Switch

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$18.05
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Precision engineered
  • OE style connectors
  • Quality contacts ensure proper conductivity
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Felpro – Engine Coolant Outlet Gasket (Part No.35062)

Engine Coolant Outlet Gasket

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$3.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Factory Air – Harness Connector (Part No.37201)

Harness Connector

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$17.49
OE style connectors; Molded plastic construction; Quality contacts ensure proper conductivity; Universal applications
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Carquest Premium – A/C Condenser (Part No.2053)

A/C Condenser

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$152.99
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 system. This
  • 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. The package passes the fre
  • Each condenser uses only the highest quality raw materials including pure aluminum (not substandard or recycled) to ensure 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. This industry leading process is the most precise method and can detect even the smallest leak. The leak-free condenser is then charged with nitrogen a
  • Our condensers are manufactured from rigid design standards to match OEM dimensions. Each design undergoes a drop fit into the actual vehicle to ensure the final manufactured product provides an easy installation.
  • 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.
  • vibration testing
  • blast testing
  • and salt spray testing to simulate real world conditions.
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.433161)

Radiator: With Transmission Oil Cooler

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$201.99
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 engineered with integrated ribbing for added strength 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 – Electrical Harness – 2-Wire GM A/C Clutch with Diode (Part No.85143)

Electrical Harness - 2-Wire GM A/C Clutch with Diode

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$11.99
This HVAC clutch coil connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this HVAC clutch coil connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing 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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Carquest Premium – Engine Coolant Temperature Switch (Part No.WTA1424)

Engine Coolant Temperature Switch

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$15.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Heater Core (Part No.399077)

Heater Core

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$52.99
Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications. Carquest Premium provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. Carquest Premium offers certified heater cores that meet or exceed OE specifications and are all fitment checked in the actual vehicle’s HVAC heater module and are, thus, ready to be installed right out of the box for a “Drop-In Fit”. Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.

Product Features:
  • All heater cores are designed and tested to match or exceed OE specifications for form, fit and performance with a clear focus on obtaining the highest heat transfer performance possible through use of quality materials and manufacturing processes to ensu
  • Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
  • Provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability.
  • Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provides products to the aftermarket that meet or exceed form, fit, and function of OEM Parts
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Carquest Premium – AC Pressure Switch (Part No.ACA1253)

AC Pressure Switch

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$21.99
The Premium CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Switch monitors system pressures, aiding in proper and efficient control of the compressor, fans and system levels. An improperly functioning A/C Pressure Switch will provide erratic or inaccurate actuation and operation, severely affecting system performance and function. Without reliable and accurate actuation from a properly functioning A/C Pressure Switch, critical components and the system as a whole are left unregulated and unprotected 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 meet or 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 Switch.
  • All units are tested using advanced end-of-line equipment that pressurize the A/C Pressure Switch, confirm proper calibration and functionality, and check for leaks to ensure each A/C Pressure Switch meets manufacturing specifications before packaging.
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Victor Reinz – Engine Coolant Outlet Gasket (Part No.71-13524-00)

Engine Coolant Outlet Gasket

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$2.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

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.
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National – Bearings (Part No.S-128)

Bearings

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$11.29
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Available in both caged design and full complement
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Factory Air – EXPANSION VALVE (Part No.38683)

EXPANSION VALVE

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$19.99
Thermostatic Expansion Valve O-Ring Expansion Valve
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

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$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Dorman – Help – Radiator Drain Cocks (Part No.61122)

Radiator Drain Cocks

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$4.99
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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Dorman – 2-Wire Pressure (Part No.85141)

2-Wire Pressure

from

$14.29
This HVAC switch connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this HVAC switch connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing 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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Permatex – Ultra Grey RTV Gasket Maker (9.5 oz.) (Part No.85084)

Ultra Grey RTV Gasket Maker (9.5 oz.)

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$32.99
OEM specified. Designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements. Sensor-safe, low odor, and non-corrosive. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Temperature range -65ºF to 500ºF (-54 Deg. C to 260 Deg. C) intermittent.

Product Features:
  • Designed specially for high-torque and high vibration applications
  • Maximum vibration resistance with outstanding resistance to oils, cooling and shop fluids
  • OEM specified
  • Low-odor, non-corrosive formula
  • Temperature Range: -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C)
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Spectre – Pulley (Part No.4498)

Pulley

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$79.99
Spectre’s high quality crankshaft, alternator and engine pulley sets are designed to help dress up your engine compartment. All of our pulleys are designed to work in OE applications and with the OE style serpentine or v-belt configuration.

Product Features:
  • Triple chrome-plated steel
  • Double belt groove
  • For long nose water pumps, 6-1/4 In. diameter, 2-1/4 In. bolt spacing- note: identify the water pump by looking at the distance between it and the timing cover
  • Easy to install with no special tools or skills required
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Imperial – Electric Fan – 14" Diameter (Part No.226114)

Electric Fan - 14" Diameter

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$99.99
Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
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Carquest Premium – HVAC Blower Motor Resistor (Part No.RUC1304)

HVAC Blower Motor Resistor

from

$48.99
Carquest premium direct replacement resistors are designed to match the operation and performance of the original equipment to restore the proper heating and cooling functionality.

Product Features:
  • Restores Functionality- Manufactured to original equipment specifications to restore full HVAC operation
  • Original equipment quality – Carquest blower motor resistors meet the high quality material standards and tolerances as the original equipment
  • Complete kit – Each kit includes the resistor, connector, and splice connectors to complete the job
  • Direct replacement – Carquest blower motor resistor kits are a direct replacement to the original equipment resistor
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Carquest Premium – A/C Discharge and Suction Line Hose Assembly (Part No.T55079)

A/C Discharge and Suction Line Hose Assembly

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$64.99
Carquest Hose Assemblies are designed to carry refrigerant in an air conditioning system. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • 100% of hose assemblies use Goodyear hoses that meet original equipment specifications for wall thickness and permeation.
  • Tubes and mufflers are designed to meet original equipment specifications for wall thickness.
  • Fittings are designed to couple and seal to eliminate leaks. Trivalent plating is used on steel fittings to enhance corrosion resistance. The fittings conform to original equipment specifications to allow for the proper fit with related air conditioning
  • Welds and crimps meet and exceed original equipment tension specifications.
  • Manufactured to allow flexibility in the hose to conform to engine compartments.
  • O-Rings necessary for installation are included.
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Carquest Premium – Standard Thermostat: 180 Degrees (Part No.13358)

Standard Thermostat: 180 Degrees

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$9.99
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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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26739)

O-Ring & Gasket A/C System Seal Kit

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$6.79
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
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Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.84890)

Coolant Housing/Water Outlet: Gasket Included

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$27.49
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)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Felpro – WATER PUMP MOUNTING GASKET SET (Part No.ES 73030)

WATER PUMP MOUNTING GASKET SET

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$7.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T5084)

Engine Water Pump: New, Gasket/Seals Included

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$94.99
Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

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
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Mr. Gasket – Water Neck (Part No.9845)

Water Neck

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$25.99
This chrome plated water neck is precision die cast for a great fit. It features an O-ring style seal to prevent water leaks. These water necks are first polished to a high luster then chrome plated for lasting beauty.

Product Features:
  • Prevents water leaks
  • Precision die cast
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Felpro – Engine Water Pump Gasket (Part No.13032)

Engine Water Pump Gasket

from

$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Factory Air – System Mounted Low Cut-Out Pressure Switch (Part No.35757)

System Mounted Low Cut-Out Pressure Switch

from

$26.05
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Color coded for easy identification
  • Zinc coated to resist corrosion
  • Vehicle specific applications
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1978 GMC K15 Cooling and Climate Controls

You count on your 1978 GMC K15 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Cooling and Climate Controls. With 158 Cooling and Climate Controls ranging in price from $1.99 to $478.99, you’re sure to find everything you need for your 1978 GMC K15.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 22 different brands like Carquest Premium, Permatex, and Felpro. 1978 GMC K15 Cooling and Climate Controls start as low as $1.99!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 6,923 extensive product reviews on 1978 GMC K15 Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are A/C White Orifice Tube with 4.7 stars and Severe Temp Automatic Adjusting Orifice Tube with 4.7 stars.

Did we mention you can order your Cooling and Climate Controls from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Cooling and Climate Controls inventory for your 1978 GMC K15 below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 1978 GMC K15

Trusted Cooling and Climate Controls OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1978 GMC K15 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Permatex, Felpro, and even more.

Popular Spectre Cooling and Climate Controls

You’ll find popular Spectre brand products across Engine Cooling Parts. All are waiting to get your 1978 GMC K15 back on the road. Some of the top-rated Spectre products in these categories are:
Pulley
from $49.99
(1)
Pulley
Water Pump Pulleys

Top-Rated Carquest Premium Cooling and Climate Controls


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Cooling and Climate Controls for your 1978 GMC K15, and some of our most reviewed Carquest Premium parts include:
Radiator Cap: 16 PSI
from $9.79
(260)
Radiator Cap: 16 PSI
Radiator Caps
Blower Motor: With Wheel
from $34.99
(116)
Blower Motor: With Wheel
Blower Motors
Standard Thermostat: 195 Degrees
from $9.99
(107)
Standard Thermostat: 195 Degrees
Thermostats

FAQs for 1978 GMC K15 Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 1978 GMC K15?

Out of 158 Cooling and Climate Controls for the 1978 GMC K15, the most popular in our inventory are:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Engine Water Pump Gasket
from $2.99
(68)
Engine Water Pump Gasket
Water Pump Gaskets
Engine Coolant Outlet Gasket
from $3.99
(100)
Engine Coolant Outlet Gasket
Thermostat Housing Gaskets

What are the top-rated 1978 GMC K15 Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 1978 GMC K15 based on customer reviews/ratings are:
A/C White Orifice Tube
from $2.99
(97)
A/C White Orifice Tube
“Good item”
Severe Temp Automatic Adjusting Orifice Tube
from $15.99
(97)
Severe Temp Automatic Adjusting Orifice Tube
“Fits perfectly on the high side , 2002 blazer , and its a Schrader valve type, perfect!”
Radiator Cap: 16 PSI
from $16.79
(91)
Radiator Cap: 16 PSI
“Great product”