Genuine Buick Century Heater Core

Buick Century Heater Core Parts Questions & Answers

• Core,Heater
  52479875
  Q: How to remove and install a Heater Core on Buick Century and Regal?

  A: Disconnect the negative battery cable, drain the radiator, then disconnect the heater inlet and outlet hoses at the dash, remove the blower inlet to firewall screws, remove the blower inlet, motor and wheel as an assembly, disconnect the control wires from the defroster door and vacuum hose diverter door actuator diaphragm and control cable from the temperature door lever, remove the four nuts securing the heater assembly to the dash, remove the screw securing the defroster outlet tab to the heater assembly, remove the heater assembly from the car, and remove the heater core from the heater assembly. Reverse the above steps for installation, refill cooling system, start engine check for leaks.
• Core,Heater
  52479875
  Q: How to Remove a Heater Core for Buick Century,Regal?

  A: Vacuum hose routing clips, electrical wires and relays, weather seals, and other items may need to be re-located during removal and replacement of the heater core or the blower motor. Always tag any disconnected hoses or wires for installation and replace any damaged seal or sealer during reassembly to prevent water and air leaks.