Avalanche 4WD V8-5.3L (2011)
Thermostat: Service and Repair
Engine Coolant Thermostat Replacement
Removal Procedure
1. Remove the thermostat housing. Refer to Engine Coolant Thermostat Housing Replacement See: Thermostat Housing/Service and Repair.
2. Remove the thermostat.
Installation Procedure
1. Install the thermostat.
2. Install the thermostat housing. Refer to Engine Coolant Thermostat Housing Replacement See: Thermostat Housing/Service and Repair.