2004 Hummer H2 Engine Cooling Parts

Essential 2004 Hummer H2 Engine Cooling Parts

Mahle – Engine Coolant Thermostat O-Ring (Part No.G4030204901MAH)

Engine Coolant Thermostat O-Ring

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$2.19
The Mahle Engine Coolant Thermostat O-Ring is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Seals the thermostat housing and helps prevent coolant from leaking from the engine for proper engine temperature
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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ACDelco – Water Pump Gasket (Part No.G3040344873ACD)

Water Pump Gasket

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$12.93
ACDelco is a global leader in automotive replacement parts and related services and offers quality aftermarket products for most makes and models, including General Motors, Ford, Chrysler, Toyota and Honda. ACDelco has over 100 years of experience in the automotive industry and is a brand of GM Customer Care and After sales, a division of General Motors.
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Koyo Cooling – Radiator (Part No.G1000443194KCS)

Radiator

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$291.65
Radiator

Flex A Lite – Trimline Straight Blade Electric Fan (Part No.114)

Trimline Straight Blade Electric Fan

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$125.99
Trimline Straight Blade Electric Fan

ACDelco – Engine Coolant Temperature Sensor (Part No.213-4514)

Engine Coolant Temperature Sensor

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$34.99
ACDelco Professional Engine Coolant Temperature Sensor is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket sensor is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Carquest Premium – Engine Cooling Fan Clutch: Reverse Rotation Severe Duty Thermal Clutch (Part No.215158)

Engine Cooling Fan Clutch: Reverse Rotation Severe Duty Thermal Clutch

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$95.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Dorman – Engine Heater Hose Assembly (Part No.626-591)

Engine Heater Hose Assembly

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$89.99
This replacement engine coolant pipe assembly is designed to match the fit and function of the original assembly on specified makes, years and models, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this replacement engine coolant pipe assembly is designed to match the fit and function of the original assembly on specified makes, years and models.
  • Restores functionality – reliable replacement for an original part that is leaking, cracked or failed from corrosion and heat.
  • 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 – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

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$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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Carquest Premium – Engine Coolant Water Outlet (Part No.85083)

Engine Coolant Water Outlet

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$23.79
Direct-fit replacement for ease of installation

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • 100% leak tested
  • Meets and/or exceeds OEM standard
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Dorman – Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 186 Degrees (Part No.902-700)

Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 186 Degrees

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$33.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing assembly 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 thermostat housing assemblies
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Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

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$62.99
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160°F – 210°F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
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ACDelco – 12587397 GM Original Equipment Engine Coolant Water Inlet Seal (Part No.G4030310258ACD)

12587397 GM Original Equipment Engine Coolant Water Inlet Seal

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$10.84
An ACDelco GM Original Equipment Engine Coolant Water Inlet Seal is a GM-recommended replacement for your vehicle’s original component. It seals and helps prevent coolant from leaking out of cooling system components. This original equipment engine coolant water inlet seal has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Seals and helps prevent coolant from leaking out of cooling system components to maintain the proper engine temperature
  • 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 – OE Solutions Engine Cooling Fan Blade (Part No.G5050719982DOR)

OE Solutions Engine Cooling Fan Blade

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$76.71
Restore clutch-driven fans to original functioning and sustain proper engine operation with Dorman’s Engine Cooling Fan Blade. Its construction features reinforcement that reduces blade flexing at operating temperatures, improving thermal stability.

Product Features:
  • Helps to prevent engine overheating
  • Direct replacement for a proper fit every time
  • Easy to install
  • Durable construction for long-lasting performance
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Victor Reinz – Engine Water Pump Installation Kit (Part No.18-10020-01)

Engine Water Pump Installation Kit

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$9.49
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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Carquest Premium – Engine Coolant Thermostat Housing (Part No.85254)

Engine Coolant Thermostat Housing

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$54.99
High quality OE replacement part with all components needed to complete the job

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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US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1055)

Water Pump with Fan Clutch

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$224.99
US Motor Works Professional Series Water Pump with Fan Clutch are designed to replace the mechanical components of a cooling system. A proper water pump replacement should include a new fan clutch as the two are connected to the same shaft and work together to move the air and cooling fluid. Replacing one without the other can damage the new part and cause repeat work or engine trouble. This matched set will allow your vehicle continued operation in the demanding environment of today’s engine. All components are brand new and QA inspected for perfect fit and function. Restore your cooling power by installing a US Motor Works Professional Series Water Pump with Fan Clutch.

Product Features:
  • Fan clutch mounts to the water pump and should be replaced at the same time.
  • Matched set for proper water pump or fan clutch replacement
  • Includes mounting hardware, gaskets and accessories as required.
  • Complete mechanical cooling parts replacement
  • Factory tested and 100% new product
  • Meets or exceeds OEM quality
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KAI – Coolant Reservoir (Part No.GM3014123)

Coolant Reservoir

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$57.99
New Platinum Pro Coolant Recovery Tank, With Cap

Product Features:
  • With 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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Felpro – Multi-Purpose O-Ring (Part No.35633)

Multi-Purpose O-Ring

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$2.29
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 to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest Premium – Radiator Cap: 15 PSI (Part No.10248)

Radiator Cap: 15 PSI

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$14.99
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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Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.82597)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$16.49
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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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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ACDelco – Relay (Part No.P2020848844ACD)

Relay

from

$17.92
Relay

ACDelco – Water Pump Kit (Part No.252-901)

Water Pump Kit

from

$242.99
An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.

Product Features:
  • All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
  • Thoroughly tested for reliable, leak-free performance
  • Coated seals support seal longevity and durability
  • Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
  • High-quality bearings are permanently sealed and lubricated for greater durability and long life
  • Come with premium, high-quality replacement components needed for trouble-free and accurate installation
  • Uniform wall sections and smooth coolant-flow cavities for efficient operation
  • Cast-iron or aluminum design, depending on vehicle application
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T7053)

Engine Water Pump: New, Gasket/Seals Included

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$216.99
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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Driveworks Water Pumps – Engine Water Pump (Part No.58-562)

Engine Water Pump

from

$101.99
This replacement engine water pump is leak and flow tested. Gaskets and seals are included where applicable.

Product Features:
  • This pump is used on accessory belt driven applications
  • Used mostly on models equipped with a fan clutch
  • It is highly recommended that the fan clutch be replaced with the water pump
  • All gaskets or seals necessary for installation are supplied with pump
  • Durable housing features precisely machined mounting surfaces for proper sealing
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Carquest Premium – Standard Thermostat: With Seal, 187 Degrees (Part No.14948)

Standard Thermostat: With Seal, 187 Degrees

from

$18.79
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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ACDelco – GM Original Equipment Engine Coolant Thermostat (Part No.G4000310418ACD)

GM Original Equipment Engine Coolant Thermostat

from

$81.39
An ACDelco GM Original Equipment Engine Coolant Thermostat is a temperature controlled valve located in the engine coolant outlet to, or the inlet from, the radiator, and is a GM-recommended replacement for your vehicle’s original component. It controls the flow of coolant through the radiator to enable the engine to reach and maintain its normal operating temperature. This original equipment engine coolant thermostat has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Control the flow of coolant through the radiator to enable the engine to reach and maintain its normal operating temperature
  • 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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Carquest Premium – Standard Thermostat: With Seal, 187 Degrees (Part No.15158)

Standard Thermostat: With Seal, 187 Degrees

from

$38.99
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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2004 Hummer H2 Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2004 Hummer H2. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 54 different Engine Cooling Parts in our inventory ranging from $2.19 to $466.68. That means you can find the exact parts or products you need to keep that 2004 Hummer H2 running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 19 different brands to make sure you have plenty of trusted parts to choose from for your 2004 Hummer H2. Carquest Premium, Permatex, and DriveWorks are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 2004 Hummer H2, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,832 reviews in this category, some of the top rated parts include Engine Water Pump Gasket with 4.7 stars and Radiator: With Engine and Transmission Oil Coolers with 4.6 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2004 Hummer H2 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 2004 Hummer H2 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2004 Hummer H2 demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your H2 the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular ACDelco Engine Cooling Parts

We carry ACDelco parts in our stock across Coolant Temperature Sensors categories, plus more. For a 2004 Hummer H2, our most popular ACDelco Engine Cooling Parts include:
Engine Coolant Temperature Sensor
from $34.99
(1)
Engine Coolant Temperature Sensor
Coolant Temperature Sensors
Engine Coolant Temperature Sensor
from $42.99
(3)
Engine Coolant Temperature Sensor
Coolant Temperature Sensors

FAQs for 2004 Hummer H2 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2004 Hummer H2?

Out of 54 Engine Cooling Parts for the 2004 Hummer H2, 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 Housing Gaskets
Engine Water Pump
from $101.99
(345)
Engine Water Pump
Water Pumps
Radiator: With Transmission Oil Cooler
from $269.99
(95)
Radiator: With Transmission Oil Cooler
Radiators

What are the top-rated 2004 Hummer H2 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2004 Hummer H2 based on customer reviews/ratings are:
Engine Water Pump Gasket
from $6.49
(100)
Engine Water Pump Gasket
“Great product …easy to use”
Radiator: With Engine and Transmission Oil Coolers
from $283.99
(73)
Radiator: With Engine and Transmission Oil Coolers
“Price is good and it fits”
Radiator Cap: 15 PSI
from $14.99
(59)
Radiator Cap: 15 PSI
“This cap fit and worked great, no problems at all”