This 2002 Chevrolet Trailblazer came in with a clicking sound under the driver’s side of the dash and erratic control of heat and a/c, hot and cold, air from the driver’s side of the dash. To find the actual site of the clicking noise, I had to remove some of the underside of the dash. … Continue reading “2002 Chevrolet Trailblazer, Poor Heat, Clicking Sound Under Dash”
This 2003 Chevrolet Trailblazer came in with the complaint that the blower would not work on any speed and that the Brake and ABS lights stay on. Since I have seen this problem before, I knew right where to go to test. then ignition switch. The first thing that has to be done is to … Continue reading “2003 Chevrolet Trailblazer, Blower Not Working Any Speeds, Brake & ABS Lights On”
This 2004 Chevrolet Trailblazer came in with the driver’s side low beam not working. This one is a little trickier than earlier models to replace the bulbs in, because the grill has to be removed first. Not too hard though. There are several clips that hold the rill to the vehicle. Gentle prying with a … Continue reading “2004 Chevrolet Trailblazer, Changing Headlight Bulbs”
This 2004 GMC Envoy came in with the passenger side low beam not working. This repair applies generally to Envoys, Bravadas and Trailblazers, with only slight differences in the headlight assembly removal. Some require removing the grill assembly. This one is pretty simple though. Pull the retainers straight up. You can use just you fingers. … Continue reading “2004 GMC Envoy, Low Beam Headlight Inop”
This 2006 Chevrolet Trailblazer came in with the complaint that the blower did not work at any speed. This repair applies to 2002 -2009 Chevrolet Trailblazers and GMC Envoys,2002-2004 Oldsmobile Bravada, 2004-2007 Buick Rainier, 2002-2008 Isuzu Ascender. The parts are the same but positions may vary for 2004 and 2005 Chevrolet SSR. All with manual … Continue reading “2006 Chevrolet Trailblazer, Blower Inop”
This 2003 Chevrolet Trailblazer came in with the complaint that the right stoplight does not work with the tail / park lights on. After removing the assembly by opening the rear hatch, removing the two retaining screws and sliding the assembly out of the vehicle, I had to work very hard to unplug the harness … Continue reading “2003 Chevrolet Trailblazer Stoplight Inop”
This 2003 GMC Envoy came in with the complaint that the a/c will only blow out the defrost and floor. Not through the dash vents. I checked codes and found a code B0263 for a fault with the mode actuator. I first ran into this problem after changing a battery in one of these vehicles … Continue reading “2003 GMC Envoy, No A/C Vent Control, B0263”
This 2002 GMC Envoy came in with the complaint of the two lowest blower speeds missing. Because one of the lower speeds worked along with the high speed I knew that both fuses were good and I went directly to the blower resistor which is very prone to failure. The blower resistor and the blower … Continue reading “2002 GMC Envoy No Low Blower Speeds”