Grand Cherokee 4WD V8-4.7L (2003)
Evaporator Temperature Sensor / Switch: Service and Repair
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Remove the HVAC housing from the vehicle.
3. Disassemble the HVAC housing.
4. Carefully pull the probe out of the evaporator core.
INSTALLATION
1. Install the new probe into the evaporator.
NOTE: The new probe must not go into the same hole (in the evaporator core) that the old probe was removed from.
2. Reassemble the HVAC housing.
3. Reinstall the HVAC assembly in the vehicle.
4. Reconnect the battery negative cable.