Car Problem Reports

Chevrolet 1500 Pickup Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail

Chevrolet 1500 Pickup Problem
11 Reports
Me Too

Model Years Affected: 1990, 1991, 1992, 1993, 1994, 1995

Average Mileage: 110,668 mi (13,200 mi - 164,000 mi)


One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.

  •  Rookie

    heating door is not opening.Where is the door located

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  • Visitor, , 164,000 mi

    heater will not blow hot air and everything is working but hot air is non existant

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  • Visitor, , 125,474 mi

    Took off old actuator and it did not any power so i filped the door around and the heat worked, so I tryed to find a actuator at parts house but never got the right one, i am still looking for the right one .

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  • Visitor, , 140,000 mi

    When moving selector knob from its current position to any other position, mode door makes a clicking sound as it attempts to move. Haven't replaced it yet as I still need to check if the door is stuck. Even after freeing a stuck, still a good idea to replace motor.

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