GM Cars & Trucks 1960’s, 1970’s & 1980’s, Blower Inoperative Erratic

This vehicle came in with the complaint that the blower motor would work sometimes but recently it had gotten to where it did not work at all. I hardly ever see vehicles this old in my shop anymore. This is one problem that I have fixed dozens if not hundreds of times over the years … Continue reading “GM Cars & Trucks 1960’s, 1970’s & 1980’s, Blower Inoperative Erratic”

2006 Chevrolet Trailblazer, Blower Does Not Work After Resistor Replacement

This 2006 Chevrolet Trailblazer came in with the complaint that the blower would not work after the blower resistor had been replaced. This Trailblazer clearly has manual HVAC controls.   However the customer was sold the wrong part or asked to buy the wrong part. I do  not know which for sure. The part on … Continue reading “2006 Chevrolet Trailblazer, Blower Does Not Work After Resistor Replacement”

2006 Hummer H3, Blower Inop / Erratic

This 2006 Hummer H3 came in with the complaint that the blower had been working sometimes but now the blower  motor had stopped working completely. The most common failure point for this system is the blower resistor and it’s harness connector. This repair applies to 2006, 2007, 2008, 2009 & 2010 H3 Hummer. Both are … Continue reading “2006 Hummer H3, Blower Inop / Erratic”

2006 Chevrolet Equinox, Blower Erratic / Inoperative

This 2006 Chevrolet Equinox came in with the complaint that the blower motor worked sometimes. Most of the time it did not work. The customer had already replaced the blower motor and the blower relay to no avail. I checked the blower fuse in the underhood fuse box to make sure it was both good … Continue reading “2006 Chevrolet Equinox, Blower Erratic / Inoperative”

Blower Motor Systems For GM Manufactured Trucks, SUV’s and Vans 1995-2012

I have separated the information that I have for the model years 1995 through 2012. This list covers the following model trucks, suv’s and vans that were made by General Motors but sold under the Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile and Saab brands. The following list of vehicles use the same blower resistor and … Continue reading “Blower Motor Systems For GM Manufactured Trucks, SUV’s and Vans 1995-2012”

2003 Chevrolet Trailblazer, Blower Not Working Any Speeds, Brake & ABS Lights On

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”

2006 Saturn Vue, Short On 40 Amp Blower Fuse

This 2006 Saturn Vue came in with the complaint that the 40 amp fuse in the underhood fuse box for the blower would blow as soon as a fuse was put in it. This particular post is more about where I found the short at, rather than the disassembly process. On top of that this … Continue reading “2006 Saturn Vue, Short On 40 Amp Blower Fuse”

2006 Chevrolet Trailblazer, Blower 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”

Identifying The Correct Blower Resistor for Your 1999 – 2007 Chevrolet or GMC Truck Or SUV

In an attempt to avoid any further confusion I am giving some detailed information on the blower resistors for the Chevrolet Avalanche, Silverado, Tahoe and Suburban, GMC Denali, Sierra, Suburban and Yukon and Cadillac Escalade and midsized Buick Rainier, Chevrolet Trailblazer and SSR (2004+2005), GMC Envoy, Isuzu Ascender and Olsmobile Bravada. First of all the … Continue reading “Identifying The Correct Blower Resistor for Your 1999 – 2007 Chevrolet or GMC Truck Or SUV”

2002 GMC Envoy No Low Blower Speeds

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”