RAM 3500 HD Truck 4WD L6-6.7L DSL Turbo (2008)
13. Position the front floor distribution duct (1) to the bottom of the HVAC housing (2).
14. Install the screws (3) that secure the front floor distribution duct to the HVAC housing. Tighten the screws to 1.1 Nm (10 in. lbs.).
15. Carefully install the heater core (3) into the front of the HVAC housing.
16. Position the heater core tube bracket (2) onto the HVAC housing.
17. Install the two screws (1) that secure the heater core bracket to the HVAC housing. Tighten the screws to 1.1 Nm (10 in. lbs.).
18. If equipped with the dual zone heating-A/C system, install the linkage rod (4).
19. Install the foam seal onto the heater core tubes.
20. Install the panel/floor-air doors (1) into the panel/floor door plate (2).
21. Align the actuator coupler (3) with the panel/floor-air door pivot shaft and install the coupler into side of the panel/floor door plate. Be sure to
install the coupler with the coupler arm located between the two stop tabs on the door plate.