RAM 3500 Truck 4WD L6-5.9L DSL Turbo VIN C (2002)
Air Door Actuator / Motor: Service and Repair
Heat/Defrost Door Actuator
Heat/Defrost Door Actuator Replacement
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Remove the HVAC housing from the vehicle and place it on a work bench.
Fig. 25 Heat/Defrost Door Actuator
3. Unplug the two vacuum harness connectors from the heat/defrost door actuator.
4. Using a trim stick or another suitable wide flat-bladed tool, gently pry the heat/defrost door crank arm OFF the heat/defrost door pivot.
5. Remove the two screws that secure the heat/defrost door actuator to the HVAC housing.
6. Remove the heat/defrost door actuator from the HVAC housing.
INSTALLATION
NOTE: Before installing the heat/defrost door actuator, be certain that the heat/defrost door is not binding.
1. Install the heat/defrost door actuator from the HVAC housing. Tighten the actuator mounting screws to 2.2 Nm (20 in. lbs.).
2. Carefully snap the heat/defrost door crank arm on the heat/defrost door pivot.
3. Plug in the two vacuum harness connectors to the heat/defrost door actuator.
4. Install the HVAC housing in the vehicle.
5. Connect the battery negative cable.
