On '94 its behind motor under dash on passenger side Passenger side on the bottom of the heater box. You will see a plug with 5 wires on it. Thats the resistor remove the two screws that secure to the heater box and remove it.
The a/c heater blower motor resister is located in the vehicle on the passengers side inside the housing next to the blower motor...............Remove the blower motor resistor wire harness connector.Remove the blower motor resistor screws.Remove the blower motor resistor.
In general the heater blower motor speed resistor is located in close proximity to the blower motor.
Fig 15 Blower Motor ResistorNOTE: The blower motor resistor is located on the lower right side of the heater housing.REMOVAL# Remove lower right underpanel silencer/duct. # Disconnect wiring connectors on blower motor resistor. # Remove blower motor resistor retaining screws. # Pull blower motor resistor out of heater housing.
In general, the blower motor resistor is located close to the blower motor.
They generally locate the heater motor speed resistor nearby the blower motor because the resistor depends on the blower to keep it cooled.
Blown fuse, defective blower motor resistor pack, blower motor, or blower motor switch. This happened to me and I found a connector at the fan motor had fried. I changed the connector and it worked great.
For the 1989 Dodge Ram, the heater blower motor resistor can be found on the passenger's side, on the bottom of the heater box. It is beside the blower motor.
You'll find the heater blower motor resistor in the heater/air conditioner compartment. This compartment is location underneath the dashboard. This is the part that allows the heater blower motor to change the fan's speed.
its next to the blower motor
underneath the glove box
the heater resistor needs to be replaced it is mounted in the heater box next to the blower motor
the switch, or the blower motor resistor, or blower motor usually it the last two at one time