3.7L & 4.7L Engines
- Before servicing the vehicle, refer to the Precautions Section.
- Drain the cooling system.
- Raise the vehicle.
- Remove the splash shield.
- Remove the lower radiator hose at the thermostat housing.
- Remove the thermostat housing mounting bolts and remove housing and thermostat.
- Installation is the reverse of removal. Tighten mounting bolts to 112 in. lbs.