Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail: Chevrolet Silverado 1500 Heating & Air Conditioning

Problem overview

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.

6 people reported this problem

2 comments

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Chevrolet Silverado 1500 vehicles with this problem

3 model years affected

2004 Chevrolet Silverado 1500

2004 Hyundai Elantra

2003 Chevrolet Silverado 1500

2004 Chevrolet Silverado 1500

2004 Hyundai Elantra

2003 Chevrolet Silverado 1500

Average mileage: 85,000 miles

(25,000 - 125,000)

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

Problem overview

Chevrolet Silverado 1500 vehicles with this problem

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