Thermostat: Service and Repair

REMOVAL PROCEDURE

Notice: When adding coolant, use DEX-COOL coolant. If silicated coolant is added to the system, premature engine, heater core or radiator corrosion may result. In addition, the engine coolant will require change sooner-at 50,000 km (30,000 mi) or 24 months.

Caution: Refer to Battery Disconnect Caution in Service Precautions.





1. Disconnect the negative battery cable.
2. Drain the coolant to level below the thermostat. Recover the coolant. Refer to Service and Repair.
3. Remove the radiator coolant outlet pipe attaching bolts.





4. Remove the coolant outlet.





5. Remove the thermostat.
6. Clean the mating surfaces of the radiator outlet and the radiator outlet pipe.


INSTALLATION PROCEDURE





1. Install the thermostat.





2. Install the coolant outlet.
3. Install the coolant outlet attaching bolts.
^ Tighten the coolant outlet bolts to 14 Nm (124 inch lbs.).

Notice: Refer to Fastener Notice in Service Precautions.





4. Refill the engine coolant. Refer to Service and Repair.
5. Connect the negative battery cable.
6. Inspect for leaks.