Loss of One or More HVAC Blower Motor Speeds on GMC Envoy

The HVAC blower motor may stop working at one or more speeds due to a faulty blower motor resistor block. Our technicians recommend to confirm the resistor is at fault by first checking the operation of the switch.

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Average mileage: 114,672 (1,000–345,000)
9 model years affected: 1998, 2002, 2003, 2004, more2005, 2006, 2007, 2008, 2009
181 people reported this problem
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Viewing 1 - 20 of 97 problem details
2006 GMC Envoy 65,000 mi,
No blower at all, either hot or cold
2005 GMC Envoy 148,000 mi,
Blower fan continues to run when engine is shut off.
2004 GMC Envoy 115,000 mi,
Goes on and off at random.. 5 hasn't worked,in a long time ... every once in a while it works. How do I get this fixed? And how much should it cost?
Position 4 on fan control know does not work any longer. Other positions work fine.
My blower stopped working 1 # at a time and today #5 finally went
2005 GMC Envoy 50,000 mi,
The blower for the back of the vehicle is stuck on and is blowing hot air. It will not turn off and it won't blow cold air. Also, The blower level 5 in the front part stopped working. The air conditioning is not working in the front either.
2004 GMC Envoy 85,000 mi,
Blower only works on 4/5 ...
2005 GMC Envoy 69,000 mi,
Blower was not working on 3, 4, 5, fixed it now it is not working on 5 at all and 4 sometimes.
2003 GMC Envoy 345,000 mi,
Air and heat stopped blowing
2007 GMC Envoy 105,000 mi,
2007 GMC Envoy Denali Blower remains on high, even when car is turned off, no other speeds will operate. When fuse is pulled, only then will the motor shut down.
2006 GMC Envoy 72,600 mi,
Blower motor does not cut off, sometimes, a/c and defrost. Ran bartery down.
2002 GMC Envoy 192,000 mi,
The blower doesn't blow at all 1thru 5 I get heat when I keep moving
2006 GMC Envoy 72,000 mi,
My blower motor continued to run after the engine was shut off and key removed , now the blower won't do anything is it the relay or resister ? still not fixed the weather not cold my research tells me its mainly in cold weather thanks
2006 GMC Envoy 191,380 mi,
Air condition nor heat blower is working!
2006 GMC Envoy 120,000 mi,
Possible blower motor resistor.
Heater would not blow properly. It was only at one speed. Had to take it in and replace the blower motor
2008 GMC Envoy 100,000 mi,
Ac only working when the weather temp Is below 80 degrees. Blowing hot air.
2003 GMC Envoy 155,246 mi,
Does not work on high(5)
2007 GMC Envoy 50,000 mi,
ac fan quit...
2005 GMC Envoy 167,000 mi,
Front blower not working but back blower just fine.