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GMC Wall heaters

Official GMC wall heater parts

GMC wall heaters deliver the heat you need to keep rooms warm during harsh winter months. When you notice that your GMC wall heater isn't working as it should, depend on Sears PartsDirect to have the repair parts you need to fix the problem.

How to replace the temperature control thermostat on a GMC wall heater

  • Unplug the heater power cord or shut off the house circuit breaker for the heater to disconnect electrical power. Wear work gloves to protect your hands during the repair.
  • Remove the temperature control knob from the temperature control thermostat stem.
  • Remove the front grille cover from the heater.
  • Remove the temperature control thermostat mounting screws and pull the thermostat out slightly.
  • Disconnect the wires from the temperature control thermostat and pull the thermostat out.
  • Connect the wires to the new thermostat and mount the new thermostat in the heater.
  • Reassemble the wall heater and restore electrical power by plugging in the power cord or resetting the house circuit breaker.

GMC wall heater common replacement parts

  • Control thermostat. The control thermostat senses room temperature and cycles the heater on and off to maintain the set temperature in the room.
  • Power cord. The power cord supplies electrical current to the heater switch and other electrical components in the heater.
  • Fan motor. The fan motor spins the fan blade to circulate hot air through the room.
  • Power switch. The power switch turns the heater on and off and supplies electrical current to the thermostat to control heating.

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