RAM 3500 Chassis Cab Truck 2WD L6-6.7L DSL Turbo (2010)
1. Disconnect and isolate the negative battery cable.
2. Remove the instrument panel from the vehicle See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Service and
Repair/Instrument Panel - Removal.
3. Remove the screws (1) that secure the defrost door actuator (2) to the back of the HVAC housing (3).
4. Remove the defrost door actuator from the HVAC housing and disconnect the HVAC wire harness connector (4) from the actuator.
5. Remove the defrost door actuator from the vehicle.
Mode Door Actuator - Installation
INSTALLATION
NOTE: The heating-A/C system is equipped with two mode door actuators, one for the panel/floor-air door and one for the defrost-air door.
PANEL/FLOOR DOOR ACTUATOR
1. Install the panel/floor door actuator (1) onto the back of the HVAC housing (2). If necessary, rotate the actuator slightly to align the splines on the
actuator output shaft (3) with those on the panel/floor door actuator coupler (4).
