Grand Cherokee 2WD Limited V8-4.7L (2002)
Air Door Actuator / Motor: Service and Repair
Blend Door Actuator Replacement
Removal - Manual & AZC Systems (Driverside only on AZC)
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY
STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT
AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM
CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO
DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN AN ACCIDENTAL
AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
The blend door actuator is used on all models, whether equipped with manual or Automatic Zone Control (AZC). This actuator is located on the front
of the HVAC housing to the right of the floor panel transmission tunnel, and can be removed from the passenger compartment without instrument
panel or HVAC housing removal.
1. Disconnect and isolate the battery negative cable.
2. Remove the glove box door. See: Body and Frame/Interior Moulding / Trim/Glove Compartment/Service and Repair
3. Remove the lower I/P glove box door surround panel.
Fig.17 Blend Door Actuator
4. Unplug the wire harness connector from the blend door actuator.
5. Remove the 2 screws that secure the blend door actuator to the HVAC housing.
6. Remove the blend door actuator from the HVAC housing.
Installation - Manual & AZC (Driverside only)
1. Install the blend door actuator on the HVAC housing and tighten the two mounting screws to 2.2 Nm (20 in. lbs.).
2. Plug in the wire harness connector to the blend door actuator.
3. Install the glove box door. See: Body and Frame/Interior Moulding / Trim/Glove Compartment/Service and Repair
4. Install the lower I/P glove box door surround panel.
5. Connect and the battery negative cable.
