This 2003 Chevrolet Suburban came in with the complaint that the blower had lost speeds number 2 and 4. The customer was very concerned that the other speeds would soon fail too. This Chevy Suburban has manual HVAC controls so it uses a blower resistor assembly. Make sure the ignition remains off and remove the … Continue reading “2003 Chevrolet Suburban, No Blower Speeds 2 and 4”
This 2002 Buick Century came in with the complaint that the lower blower speeds do not work. This Century has manual air conditioning controls. I have been down this road many times and it is just a faulty blower resistor. I will give actual testing information later, but for now I am just going to … Continue reading “2002 Buick Century No Low Blower Speeds”
This 2002 GMC Sierra came in with the complaint that the blower would work sometimes, but now, it would not work at all. This truck has manual HVAC controls so it uses a blower resistor assembly. I do not recommend disconnecting the battery while this work is being done. Instead make sure the ignition remains … Continue reading “2002 GMC Sierra Blower Works Sometimes”
This 2003 GMC Yukon came in with the complaint that the blower was doing weird things. The blower sometimes would not turn off when the ignition was turned off. Also sometimes the blower worked and sometimes it did not. Withe the local temperature expected to top off at over 100 degrees F and the the … Continue reading “2003 GMC Yukon Bower Erratic / Not Working”
This 2004 Chevrolet Tahoe came in with the complaint that the rear blower would not turn off and the battery went dead as a result. This Tahoe has manual a/c controls. The first thing that I did since the vehicle had to be jumped off to get it to my shop was to turn the … Continue reading “2004 Chevrolet Tahoe, Rear Blower Will Not Turn Off.”
This 2006 Jeep Grand Cherokee Laredo came in with the complaint that the blower will only work on high speed. The blower resistor is located behind the glove box area. I started by removing the two 7 mm screws that attached the lower hush panel to the bottom of the dash. With the two screws … Continue reading “2006 Jeep Grand Cherokee, Blower Only Works On High”
This 1995 Ford explorer came in with the complaint that the blower motor stays on even with the key off. The customer had already figured out that the blower fuse could be removed to stop the blower from operating with the key off. The blower speed controller is located under the hood and below the … Continue reading “1995 Ford Explorer, Blower Will Not Turn Off.”
This 1994 Subaru Legacy came in with the complaint that the blower does not work at all. I checked for power at the fuses and battery power was present. I went to the blower motor and checked for power on the black/red wire and it was not present. I started looking for the blower relay. … Continue reading “1994 Subaru Legacy, Blower Does Not Work”
This 1998 Chevrolet C1500 came in with a no blower complaint. The starting place for testing is at the blower motor. The blower motor is located behind the passenger side of the dash and is accessed by removing the glove box. After opening the glove box there are two retainers that have to be dealt … Continue reading “1998 Chevrolet C1500, Changing The Blower Motor”
Last of a three part post on Chevrolet and GMC full sized truck and suv blower issues. The best place to start testing is at the blower motor. Key on and blower set to high. Check for power on the purple wire and ground on the black wire. If power is missing on the purple … Continue reading “1997 GMC C1500 Pickup, No Blower Part 3”