Express 1/2 Ton Van V8-5.7L VIN R (1999)
Thermostat: Service and Repair
Removal Procedure
1. Remove the air cleaner and the duct assembly.
2. Partially drain the coolant.
3. Remove the coolant recovery reservoir.
4. Disconnect the radiator hose from the thermostat housing.
5. Remove the bolts attaching the thermostat housing to the thermostat.
6. Remove the thermostat housing.
7. Remove the thermostat.
8. Clean the gasket mating surfaces.