How to Remove Heater Cores in Dodge B150s
- 1). Open the B150's hood and disconnect the battery from the vehicle with a socket wrench. Make sure to remove the negative terminal first when disconnecting the battery.
- 2). Put a drainage pan underneath the radiator drain plug. Loosen the plug with a socket wrench and allow all of the coolant to flow out into the pan. Tighten the plug after five minutes.
- 3). Remove the condensation tube from the radiator.
- 4). Use a slotted screwdriver to pry off the right side cowl trim panel. Open the glove compartment and remove its two retaining screws with a Phillips screwdriver. Pull the glove compartment off the dash.
- 5). Remove the retaining screws from the right lower half of the dash with a Phillips screwdriver and pull off the dash. This will allow access to the electrical components underneath.
- 6). Disconnect the radio's electrical connector. Disconnect the temperature control cable as well.
- 7). Use a slotted screwdriver to unclip the vacuum lines from the defroster duct and disconnect the vacuum line from the blower motor under the dash.
- 8). Remove the wiring connector from the resistor block and the blower motor's electrical connector.
- 9). Remove the retaining nuts from the heater core cover and remove the cover. Disconnect the heater core's electrical connector and remove the four bolts securing the heater core.
Pull the heater core out the dashboard.