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.
On the Dodge Ram truck, the heater fuse for the blower is on the fuse panel on top of the battery. There is also a blower motor resistor on the blower motor. The fuse to control the heat control panel is in the fuse box in the dash.
Remove the water supply hoses from your 2002 Dodge Ram 1500 heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
The main fuse for the heater is located in the fuse box on top of the battery on a 2002 Dodge Ram 1500. There is another fuse for the heater in the cab fuse box located in the dash.
Under the dash on the passenger side.
circuit #12 30 amp
RIGHT BESIDE THE BLOWER MOTOR UNDER PASSENGER SIDE OF DASH
Blower fan inoperative or only works on high speed.
I have been working on an issue with my 2002 Dodge Ram. The blower motor and resistor are both located on passenger side under the dash. Easily accessible in cab.
chilton auto manual
Passenger side under the hood.
It is on the Right side of the Heater Core Covering.