How to replace the thermostat on 2002 Chevrolet Express 2500?

To change the thermostat, take the air cleaner and duct assembly off, drain the coolant partially and disconnect the radiator hose. The next step is to remove the thermostat, then the thermostat housing and clean the surfaces where the gaskets are. Install the thermostat and housing again, reconnect the radiator hose and fill the cooling system and check it.

OEM 2002 Chevrolet Express 2500 Thermostat

Engine Coolant Thermostat

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3 Thermostats found

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2002 Chevrolet Express 2500 Thermostat Part Number: 12632948
$29.83 MSRP: $56.02
You Save: $26.19 (47%)
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12257859, 12563335, 12557859, 12597583, 12551472
- Item Weight: 1.30 Pounds
- Item Dimensions: 3.0 x 3.1 x 3.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12632948
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
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2002 Chevrolet Express 2500 Thermostat Part Number: 12559336
$35.26 MSRP: $66.22
You Save: $30.96 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12554977
- Item Weight: 0.60 Pounds
- Item Dimensions: 3.1 x 3.2 x 3.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12559336
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 8 Cyl 6.5 L DIESEL
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2002 Chevrolet Express 2500 Thermostat Housing Part Number: 12553405
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover
- Item Weight: 2.60 Pounds
- Item Dimensions: 16.8 x 9.2 x 5.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12553405
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 8 Cyl 6.5 L DIESEL

2002 Chevrolet Express 2500 Thermostat

With a comprehensive array of OEM 2002 Chevrolet Express 2500 Thermostat, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2002 Chevrolet Express 2500 Thermostat are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2002 Chevrolet Express 2500 Thermostat Parts and Q&A

Q: How to replace the thermostat on 2002 Chevrolet Express 2500?
A: To change the thermostat, take the air cleaner and duct assembly off, drain the coolant partially and disconnect the radiator hose. The next step is to remove the thermostat, then the thermostat housing and clean the surfaces where the gaskets are. Install the thermostat and housing again, reconnect the radiator hose and fill the cooling system and check it.