RAM 2500 Truck 2WD V8-5.7L VIN D (2004)
Air Door Actuator / Motor: Service and Repair
Blend Door Actuator Replacement
REMOVAL
WARNING: ON VEHICLES EQUIPPED WITH AIR-BAGS, 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 ACCIDENTAL AIR-BAG DEPLOYMENT
AND POSSIBLE PERSONAL INJURY.
NOTE: The single zone heating and air conditioning system is equipped with a single blend door actuator. The dual zone system has two blend door
actuators, one for the driver side blend air door and one for the passenger side blend air door. The same service procedures can be used for each of these
actuators.
1. Disconnect and isolate the battery negative cable.
2. Remove the instrument panel from the vehicle.
3. Disconnect the wire harness connector from the blend door actuator(s).
HVAC Housing - Dual Zone Shown, Single Zone Typical
4. Remove the screws that secure the blend door actuator(s) to the HVAC housing.
5. Remove the blend door actuator(s) from the HVAC housing.
INSTALLATION
1. Position the blend door actuator(s) into the HVAC housing. If necessary, rotate the actuator(s) slightly to align the splines on the actuator output
sleeve(s) with those on the blend door linkage.
2. Install and tighten the screws that secure the blend door actuator(s) to the HVAC housing. Tighten the screws to 2 Nm (17 in. lbs.).
3. Connect the HVAC wire harness connector to the blend door actuator(s).
4. Install the instrument panel.
