Cars & Vehicles Auto Parts & Maintenance & Repairs

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.

    • 10

      Pull the heater core out the dashboard.

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