RAM 1500 Van V8-5.9L VIN Z (1998)
Blower Motor Resistor: Service and Repair
Front
REMOVAL
1. Disconnect and isolate the battery negative cable.
Front Blower Motor Resistor Remove/Install
2. Unplug the wire harness connector from the blower motor resistor, which is located on the inboard side of the heater-A/C housing.
3. Remove the two screws that secure the blower motor resistor to the heater-A/C housing.
4. Remove the front blower motor resistor from the heater-A/C housing.
INSTALLATION
1. Position the front blower motor resistor to the mounting hole on the inboard side of the heater-A/C housing.
2. Secure the front blower motor resistor to the heater-A/C housing with two screws. Tighten the mounting screws to 2.2 N.m (20 in. lbs.).
3. Plug the wire harness connector into the front blower motor resistor.
4. Connect the battery negative cable.
Rear
The rear blower motor resistor is used only on models with the optional rear heater-A/C unit.
REMOVAL
1. Before beginning this procedure, place the rear heater-A/C unit in the heat mode by turning the ignition switch to the On position and placing the
temperature control knob on the heater-A/C control in the full hot position.
2. Turn the ignition switch to the Off position. Disconnect and isolate the battery negative cable.
3. Remove the cover from the rear heater-A/C unit.
4. Reach under the front of the rear heater-A/C unit to access and unplug the wire harness connector from the rear blower motor resistor.
5. Remove the horizontal duct from the rear heater-A/C unit.