Availability
2004 GMC Cooling & Heating
Showing In Stock Items. Show All 66 Items.
Hayden Rapid-Cool Transmission Oil Coolers
Hayden Rapid-Cool transmission oil coolers take the heat, so your vehicle won't! Over 14-million transmissions fail every year, and 9 out of 10 are from overheating. Rapid-Cool's unique plate and fin design combines cooling expertise and space efficiency; multiple sizes are available. Their patented internal turbulation provides better heat transfer. Lower your operating temps with a pioneer in cooling: Hayden!
( 163 )
$42.99
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$46.99
On Sale
Mr. Gasket Water Necks
Mr. Gasket offers replacement water necks in a variety of styles, materials, finishes, sizes, and angles. Water necks help to hold the vehicle's thermostat in place as it opens and closes—to regulate the flow of coolant through your engine. The opening in the water neck created by the thermostat allows coolant to flow from the radiator back to the engine. Order the model recommended for your vehicle.
( 119 )
$51.19
$42.72
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$46.07
On Sale
Mr. Gasket LS Thermostats
Mr. Gasket offers these high-quality thermostats for GM LS series automobile and light truck engines that utilize a separate thermostat and water neck. They're available in 160 and 180 degree temperatures to suit your engine application.
( 25 )
$37.66
$33.89
ACDelco GM Genuine Parts Water Necks and Thermostat Housings
ACDelco water necks and thermostat housings fit your vehicle just like the originals. When you need to restore the efficiency of your water inlet/thermostat housing, these quality replacements fix your issues with leak-free performance and peace of mind. The units are available in a variety of configurations for applications from the 1960s and up. You can be assured that not only the fit, but also the function will be just as expected. Replace your water necks with one of the same from ACDelco.
( 32 )
$40.99
Summit Racing™ Thermostats
Summit Racing offers replacement thermostats for thousands of vehicles. They're offered in a variety of styles, materials, flow rates, temperature ratings, and more. A reliable thermostat is essential to your cooling system and overall performance—kicking in precisely when your engine needs it. Order the model best suited for your application.
( 361 )
$49.99
Lingenfelter Performance Engineering Thermostats
Lingenfelter Performance Engineering offers premium-quality thermostats for several applications. They're all direct drop-ins with no modifications needed and each includes the rubber seal. Reduce coolant temperature, produce more horsepower, and improve performance with Lingenfelter Performance Engineering thermostats.
( 142 )
$28.45
Hayden Fluid Coolers
Hayden Automotive offers fluid coolers in a variety of sizes and materials. These units help to extend the life of your vehicle by lowering operating temperatures. Coolers are available for many types of fluids, including transmission, hydraulic, and power steering; as well as engine coolant, diesel fluid, and engine and differential oil. Order the universal or vehicle-specific model needed for your application.
( 172 )
$29.99
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$44.99
Clearance
ACDelco GM Genuine Parts Engine Coolant Thermostats
ACDelco GM Genuine Parts engine coolant thermostats monitor the flow of coolant through your vehicle's engine and radiator. Built to the exact specification of your original component, these are the only GM-recommended replacements. Do not settle for anything less than the best; choose ACDelco GM Genuine Parts.
( 37 )
$24.99
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$37.99
ACDelco GM Genuine Parts Air Conditioning Replacement Parts
To help keep you cool in hot weather driving, ACDelco offers GM Genuine Parts air conditioning replacement parts. Built to fit nearly all GM vehicles on the road today, they include a complete range of components from accumulators, receiver driers, blower motors, compressors, condensers, filter, evaporators, and engine fan cooling motors. On a hot day, there is nothing like a rush of cold air. Make sure that refreshing air keeps flowing, even on the hottest of days, with ACDelco GM Genuine Parts.
( 2 )
$49.99
Hayden Fluid Cooler Mounting Kits
These Hayden Automotive fluid cooler mounting kits are designed for mounting a transmission cooler. They come available in either plastic or steel and include all necessary mounts and hardware.
( 7 )
$20.99
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$21.99
Four Seasons Power Steering Oil Cooler Installation Kits
Power steering oil coolers remove destructive heat generated within the power steering systems of your high performance vehicles. And that's where Four Seasons power steering oil cooler installation kits come into play. These kits are designed to prolong the life of your system's pump, hoses, and seals, and include an oil hose and all necessary hardware for the installation.
( 13 )
$30.99
Mr. Gasket Water Pump Bolt Sets for GM LS Engine
Upgrade your GM LS engine with a set of Mr. Gasket water pump bolt sets. The stainless steel fasteners look great and come with small diameter stainless AN washers, ideal for replacing missing or worn OEM fasteners. They feature a hex head head and include the thermostat bolts and washers.
( 4 )
$35.57
Four Seasons Ultra-Cool Transmission Oil Coolers
Keep your transmission healthy with Four Seasons Ultra-Cool transmission oil coolers. The aluminum tube and fin oil coolers feed your system cool oil, protecting it from overheating and giving it the strength to climb, tow, and tackle stop-and-go city driving. Four Seasons transmission oil coolers offer your transmission efficient performance and protection. Be good to your transmission--give it a regular dose of cool oil from Four Seasons Ultra-Cool transmission oil coolers.
( 10 )
$36.99
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$39.99
MotoRad Spec-R Racing Thermostats
In racing, precision is everything--from the driver's skill to each component under the hood. A racing engine thermostat isn't just about maintaining a lower temperature; it must endure the relentless demands of high-flow, high-pressure environments that standard parts simply can't handle. MotoRad Spec-R racing thermostats are engineered to offer rapid response and precise temperature control under extreme conditions, allowing optimal engine performance without compromise. They are manufactured to provide durability, withstand intense vibrations, and maintain reliability at every stage, ensuring that racers get consistent performance, lap after lap. Run your vehicle with maximum cooling efficiency; select the Spec-R racing thermostat best suited to your vehicle's needs. Features: * Black oxide coating for high temperature tolerance, corrosion resistance and life-long durability * Lower than OE opening temperature for cooler engine operation, resulting in more power * Specially formulated Spec R heat element mixture for faster response time * Proprietary gasket composition to withstand high-pressure/high performance cooling systems Note: Gaskets/seals may or may not be included.
( 1 )
$23.99
ACDelco Air Conditioning Receiver Driers/Accumulators
If you've been experiencing inadequate cooling in your vehicle, it may be time to replace a key part in the A/C system. ACDelco air conditioning receiver driers/accumulators are made to equal or surpass your OE part in fit and performance. These units store and remove liquid in the refrigerant and change it into a gas refrigerant. They're lightweight and easy to handle, featuring aluminum construction for maximum corrosion resistance. The receiver driers/accumulators are available in various sizes for vehicle-specific applications.
( 8 )
$40.99
Reach Cooling Heater Cores
REACH Cooling is a global leader in the manufacture and distribution of aftermarket cooling products for automotive, heavy truck, and industrial applications. Their wide product range covers more than 95 percent of popular automotive and light trucks. REACH offers aluminum heater cores in a variety of sizes, finishes, and inlet/outlet options. Order the OE-style replacement model recommended for your vehicle.
( 4 )
$42.99
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$43.99
Dorman Air Door Actuators
Is the heat or air conditioning only working on one side of your vehicle? Is the defrost not working at all? Dorman can help with these replacement air door actuators. Their redesigned housing will last longer than the factory units and will give you years of trouble-free service.
( 15 )
$22.99
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$38.48
Sherman Fan Shrouds
Sherman offers a variety of high-quality fan shrouds for your engine compartment. These direct-fit replacements are manufactured from durable plastic and are easy to install. If your original shroud becomes damaged or unsightly through years of wear and tear, simply order the replacement part designed to fit your vehicle application.
( 25 )
$27.99
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$36.99
ACDelco Mechanical Water Pumps
ACDelco mechanical pumps are ideal replacement components for many vehicles on the road today. They're manufactured to meet and exceed OE specifications for fit and performance. The pumps are available in many styles, materials, and other options. Order the model recommended for your application. Features and benefits include: * Available for practically all GM vehicles as well as a wide range of non-GM vehicles * Completely pressure-tested for reliable, leak-free performance * Coated seals support seal longevity and durability * Heat-treated shaft assemblies and impellers provide superior strength and durability * High-quality bearings are permanently sealed and lubricated for greater durability and long life * Uniform wall sections and smooth coolant-flow cavities for efficient operation * Cast iron, aluminum, or steel design, depending on vehicle
( 463 )
$47.99
MotoRad Ignition Coils
MotoRad ignition coils are engineered to maximize spark voltage duration for optimal engine performance. They're designed to perform under severe operating conditions and protect against extreme heat. All coils meet or exceed OEM specifications. Order the replacement ignition coils recommended for your vehicle. Additional product details: * Heat-resistant magnet produces max voltage output at all engine speeds * Graphite-infused platinum connections resist corrosion and offer superior conductivity and durability * Primary and secondary windings made with ETP-grade copper provide superior temperature protection and voltage conductivity * Pre-applied dielectric grease for easy installation
Not Yet Reviewed
$26.99
ACDelco A/C and Heater Actuators
ACDelco GM Original Equipment A/C and Heater Actuators are designed to restore heating performance on systems that have damaged temperature valve/door actuators. These actuators control the amount of heat or A/C directed to the vehicle's cabin, based on temperature control settings and the direction of airflow to the desired outlet vents. These quality GM-recommended replacement parts are manufactured to fit your specific GM vehicle to provide the same fit, form, and function.
( 18 )
$47.99
Four Seasons Blower Motors
Four Seasons replacement blower motors are available for a variety of applications. These motors allow you to supply the correct volume of air to the heating and/or cooling system of your vehicle. These motors help to keep you warm or cool during all four seasons!
( 89 )
$28.99
Hayden Fan Clutches
Do you need a replacement fan clutch? These fan clutches by Hayden Automotive are manufactured to ensure performance and durability. Hayden offers thermal, non-thermal, and heavy-duty series fan clutches that meet strict factory guidelines. All Hayden Automotive fan clutches should only be used on the specific applications for which they are cataloged. Use of the wrong fan clutch may result in poor cooling, excess noise, reduced mileage, and/or fan clutch failure.
( 455 )
$43.99
Dorman Mechanical Fans
Dorman mechanical fans are just what you need to keep your ride cool. So, if your stock fan has given up the ghost, replace it with quality components by Dorman to restore proper function.
( 35 )
$43.77
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