gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Thermostat, Engine Cooling|Specifications|Page 3916 > < Thermostat, Engine Cooling|Specifications
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Thermostat: Service and Repair

REMOVAL PROCEDURE

1. Remove the air inlet duct. Refer to Air Cleaner Assembly Replacement in Powertrain Management.
2. Drain the cooling system. Refer to Draining and Filling Cooling System.
3. Remove the radiator outlet hose. Refer to Radiator Hose Replacement - Outlet.
4. Remove the bolts.

5. Remove the thermostat from the water pump housing.

6. The O-ring seal is integral to the thermostat housing

INSTALLATION PROCEDURE

Thermostat, Engine Cooling|Specifications|Page 3916 > < Thermostat, Engine Cooling|Specifications