RAM 1500 Truck 2WD V6-3.7L VIN K (2003)
Discard the 0-ring seal and install plugs in, or tape over the opened liquid refrigerant line fitting and evaporator inlet tube.
5.
Remove the accumulator Discard the 0-ring seals and install plugs in, or tape over the opened refrigerant line fillings and evaporator outlet tube.
6.
Disconnect the heater hoses from the heater core tubes. Install plugs in, or tape over the opened heater core tubes.
7.
Remove the Powertrain Control Module (PCM) from the engine compartment to gain access to the HVAC housing retaining nuts
8.
Remove the two nuts from the HVAC housing mounting studs in the engine compartment.
9.
Remove the instrument panel from the vehicle.
10.
Remove the bolt that secures the HVAC housing to the floor bracket located in the center of the vehicle.
11.
Remove the two nuts from the HVAC housing mounting studs in the passenger compartment.
12.
Remove the HVAC housing from inside the vehicle. Take care not to allow any remaining coolant to drain onto the vehicles interior (Fig. 1).
13.
Separate the HVAC housing case halves.
14.
Remove all of the attached parts from the lower case half.
15.
Discard the defrost door and the lower case half.
