Removal Procedure
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Remove the transmission rear mount. Refer to Transmission Rear Mount Replacement .
- Drain the coolant from the engine block at the water pump drain. After the coolant has drained, tighten the drain bolt.
- Remove the following hoses from the thermostat housing (6):
- Radiator Outlet Hose (1)
- Surge Tank Hose (2)
- Heater Outlet Hose (3)
- Heater Inlet Hose (4)
- Disconnect the Engine Coolant Temperature (ECT) sensor (5).
- Remove the thermostat housing fasteners (1).
- Remove the thermostat housing (2) from the vehicle.
- Remove the water transfer pipe (5) from the thermostat housing, if necessary.
- Remove and discard the water transfer pipe O-ring seals (4) and the thermostat housing seal (3).
- Remove the thermostat cover fasteners (1) and cover (2), if necessary.
- Remove the thermostat (3), if necessary.
- Remove and discard the thermostat cover O-ring seal, if necessary.
- Remove all debris and thread sealant from the engine coolant temperature (ECT) sensor and bolt holes if the housing is being re-used.
NOTE:
A drain has been provided at the bottom of the water pump for engine block coolant drainage.
NOTE:
Twist the water transfer pipe while pulling in order to remove it from the water pump.