GMC Envoy Problem Report

GMC Envoy Loss of One or More HVAC Blower Motor Speeds

(103 reports)

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.

No blower at all, either hot or cold -
Blower fan continues to run when engine is shut off. -
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 -
Blower only works on 4/5 ... -
Possible blower motor resistor. -
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. -
Blower was not working on 3, 4, 5, fixed it now it is not working on 5 at all and 4 sometimes. -
Heater would not blow properly. It was only at one speed. Had to take it in and replace the blower motor -
Blower motor does not cut off, sometimes, a/c and defrost. Ran bartery down. -
ac fan quit... -
Fan does not work at all at speeds 1 to 4 but works at speed 5 (max speed). -
No blower for hot or cold. -
I haven't got fixed -
Defrost, air and heating doesn't have any air blowing out on any speed or temp. -
Does not work on 2,3, 4 Blower speed -
same problem but my blower only fails on the highest fan speed which is No. 5 -
Highest speed does not work! -
My fan stopped working. Of course, it was about 10 days before my XL was due for state inspection, and failed inspection since the defroster blower wouldn't work. -
Interior air fan stopped working on #5 but #'s 1,2,3,4 were fine. Now none work whatsoever -
Related Items:
how to replace ac compressor bearing
blower motor speed selections not working
no ac no heat blower does not work not a fuse
Even when truck is turned off the blower is running at the top speed. I have removed the fuse...
my ac blows for like 30 seconds randomly after i turn the car off..... i dunno if its a feature...