How to check and replace a thermostat in a cooling system on Chevrolet Avalanche,Silverado,Suburban,Tahoe,GMC Sierra,Yukon,Yukon Denali and Yukon XL?

Before assuming the thermostat is to blame for a cooling system problem, it is important to check the coolant level, drive belt tension, and temperature gauge (or light) operation. To remove and install the thermostat, follow the steps for either the V6 or V8 model. Also, clean the mating surfaces, install a new rubber O-ring around the thermostat, and check and replace hoses and clamps as necessary. Installation is the reverse of the removal. After installation, refill the cooling system, run the engine, and check carefully for leaks.

Genuine Chevrolet Tahoe Thermostat

Engine Coolant Thermostat

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11 Thermostats found

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Chevrolet Tahoe Thermostat Kit,Engine Coolant
Part Number: 89018168
$37.24 MSRP: $75.53
You Save: $38.29 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: THERMOSTAT KIT, Engine Coolant Temperature; Thermostat
- Replaces: 89017851
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 Chevrolet Tahoe | 4 DOOR 1/2 TON | 8 Cyl 5.3L, 8 Cyl 6.2L
- 2007-2014 Chevrolet Tahoe | 4 DOOR 1/2 TON | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L Flex
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Chevrolet Tahoe Thermostat,Engine Coolant
Part Number: 12600171
$21.44 MSRP: $40.48
You Save: $19.04 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat, Thermostat Unit
- Replaces: 12581595
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Chevrolet Tahoe | 4 DOOR 1/2 TON | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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Chevrolet Tahoe Thermostat,Engine Coolant
Part Number: 12632948
$27.93 MSRP: $52.70
You Save: $24.77 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 12551472, 12257859, 12563335, 12597583, 12557859
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 5.7L
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Chevrolet Tahoe Thermostat,Engine Coolant
Part Number: 10190925
$13.67 MSRP: $25.80
You Save: $12.13 (48%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 10190927, 10147886
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 5.7L
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Chevrolet Tahoe Thermostat,Engine Coolant
Part Number: 24577299
$16.68 MSRP: $29.91
You Save: $13.23 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Intake Manifold, Thermostat, Thermostat Unit
- Replaces: 24576634, 10182377, 24577130
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON
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Chevrolet Tahoe Thermostat,Engine Coolant(W/Gasket)
Part Number: 12559336
$35.10 MSRP: $66.22
You Save: $31.12 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 12554977
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 6.5L Diesel
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Chevrolet Tahoe Thermostat,Engine Coolant
Part Number: 12559338
$39.15 MSRP: $70.21
You Save: $31.06 (45%)
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 12551496, 10154622
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 6.5L Diesel
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Chevrolet Tahoe Outlet Assembly, Water Pump (W/Thermostat)
Part Number: 12674639
$62.28 MSRP: $117.50
You Save: $55.22 (47%)
Product Specifications
- Other Name: Outlet Assembly, W/Pmp (W/Therm); Thermostat, Thermostat Housing, Water Outlet
- Replaces: 12666569, 12671393, 12657137
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Chevrolet Tahoe | 1500 4 DOOR UTILITY | 8 Cyl 5.3L, 8 Cyl 6.2L
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Chevrolet Tahoe Housing,Engine Coolant Thermostat
Part Number: 12553405
Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat; Thermostat Housing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 6.5L Diesel
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Chevrolet Tahoe Housing, Engine Coolant Thermostat
Part Number: 12551519
Product Specifications
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 6.5L Diesel
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Chevrolet Tahoe Housing,Engine Coolant Thermostat
Part Number: 23500374
Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Tahoe | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 6.5L Diesel

Chevrolet Tahoe Thermostat

The Chevrolet Tahoe has a Thermostat which is a component of the engine cooling system and regulates the area temperature of 195-220degrees Fahrenheit. This small, but effective tool consists of a chamber with wax which, when melted or frozen, opens or closes the valve to regulate the flow of the coolant through the radiator. Thus, regulating the engine temperature, the thermostat can maintain its functioning at the top level and avoid constant wear of its components. Thermostats: previous mercury & bimetallic, and the present and future pneumatic-to-digital interface: how integration improved temperature regulation in the past and up to the present.

Each OEM Chevrolet Tahoe Thermostat we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet Tahoe Thermostat Parts Questions & Experts Answers

Thermostat Kit,Engine Coolant
89018168
Q: How to check and replace a thermostat in a cooling system on Chevrolet Avalanche,Silverado,Suburban,Tahoe,GMC Sierra,Yukon,Yukon Denali and Yukon XL?
A: Before assuming the thermostat is to blame for a cooling system problem, it is important to check the coolant level, drive belt tension, and temperature gauge (or light) operation. To remove and install the thermostat, follow the steps for either the V6 or V8 model. Also, clean the mating surfaces, install a new rubber O-ring around the thermostat, and check and replace hoses and clamps as necessary. Installation is the reverse of the removal. After installation, refill the cooling system, run the engine, and check carefully for leaks.