Improper HVAC Temperature and/or Air Delivery Due to Failed Mode Door Actuator on Chevrolet Silverado SS

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.

RepairPal Verified
Average mileage: 105,000 (105,000–105,000)
2 model years affected: 2003, 2004
3 people reported this problem
0 people shared problem details
Related Items:
The muffler heat shield may become loose on the muffler causing a rattle or popping noise. Our...
It's a 2005 Silverado SS ever since bought heat only works on 90 on climate control. Turn it to...
One or both secondary air injection check valves may become restricted causing poor air flow re...
How do you find and replace the interior ventilation air filter? This is a 2006 silverado ss tr...
The CD player may fail due to an internal fault with the radio. Our technicians tell us that i...

Related Content