Diesel Data: Automotive Repair

Removal






4.0L ENGINE





WARNING: DO NOT REMOVE PRESSURE CAP WITH THE SYSTEM HOT AND UNDER PRESSURE BECAUSE SERIOUS BURNS FROM COOLANT CAN OCCUR.

1. Disconnect negative cable from remote jumper terminal.
2. Drain cooling system.
3. Disconnect radiator upper hose from thermostat housing (1).
4. Remove thermostat housing bolts (2).
5. Remove housing, thermostat, and gasket.