RAM 2500 Truck 2WD V8-5.7L VIN D (2004)
INSTALLATION
WARNING: IF THE VEHICLE IS EQUIPPED WITH AIR CONDITIONING, REVIEW THE WARNINGS AND CAUTIONS IN
PLUMBING BEFORE PERFORMING THE FOLLOWING OPERATION.
1. Position the HVAC housing into the vehicle. Be certain that the evaporator condensate drain tube and the housing mounting studs are inserted into
their correct locations.
2. Install the two nuts that secure the HVAC housing to the mounting studs in the passenger compartment. Tighten the nuts to 6.2 Nm (55 in. lbs.).
3. Install the bolt that secures the HVAC housing to the floor bracket in the passenger compartment. Tighten the bolt to 6.2 Nm (55 in. lbs.).
4. Install the instrument panel. Refer to: Body and Frame, Interior Trim, Dashboard/Instrument Panel, Service and Repair, See: Body and
Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Service and Repair
5. Install the two nuts that secure the HVAC housing to the mounting studs in the engine compartment. Tighten the nuts to 6.2 Nm (55 in. lbs.).
6. Install the powertrain control module (PCM).
7. Unplug or remove the tape from the heater core tubes and connect the heater hoses to the heater core tubes.
8. Unplug or remove the tape from the opened refrigerant line fittings and the evaporator outlet tube and install the accumulator.
9. Unplug or remove the tape from the liquid line and the evaporator inlet tube fittings. Connect the liquid line coupler to the evaporator inlet tube.
10. Evacuate the refrigerant system.
11. Charge the refrigerant system .
12. Fill the engine cooling system.
13. Connect the battery negative cable.
14. Start the engine and check for proper operation of the heating and air conditioning systems.
