2009 Chevrolet Silverado Driver’s Side Air Stuck On Heat

This 2009 Chevrolet Silverado came in with the complaint that the a/c was blowing out hot air on the driver’s side of the dash.The vent temperature was 140°F and the outside air temperature was 97°F in August in sunny South Carolina. I told the customer that I would not be able to get to it … Continue reading “2009 Chevrolet Silverado Driver’s Side Air Stuck On Heat”

2003 Chevrolet Trailblazer, Changing the Rear Mode Actuator

This 2003 Chevrolet Trailblazer had a loud ticking noise coming from the rear of the vehicle on the passenger side. In the last post I showed how to remove the trim panels and locate the faulty actuator assembly. Please click here to see that part of this repair. Once the trim panels were removed it … Continue reading “2003 Chevrolet Trailblazer, Changing the Rear Mode Actuator”

HVAC Actuator Recalibration Procedure For GM Trucks and SUVs

The topic of how to perform the actuator recalibration procedure on Chevrolet , GMC and Cadillac Trucks and SUVs has become an ever increasing topic of discussion. For manual systems it does not matter where the a/c controls are set but if you feel the need to do something, turn the blower switch on (I … Continue reading “HVAC Actuator Recalibration Procedure For GM Trucks and SUVs”