Operation CHARM: Car repair manuals for everyone.

Thermostat: Service and Repair

Thermostat Replacement
1. Drain the engine coolant.
2. Remove the splash shield.





3. Remove the lower hose, then remove the thermostat.
4. Install the thermostat with a new O-ring, then install the lower hose.
5. Install the splash shield.
6. Refill the radiator with engine coolant, and bleed the air from cooling system with the heater valve open.