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2002 GMC Envoy
Problem for GMC 2002 Envoy

The blower speed switch only works on 5. The




By vcmfrank on Oct 26, 2009

" "
I have a 2002 GMC Envoy SLE The blower speed switch only works on 5. The highest setting.

Best Solution

posted on Oct 26, 2009
Very Helpful)

emissionwiz

Rank: Guru  GMC Cars  Expert
Rating: 90%, 8101 votes
this problem is caused by a defective blower speed control resistor, it is located near the blower motor, very cheap to replace, part is around $35
Comments:

Oct 27, 2009

- I'AM A DEALER TECH AND THIS ANSWER IS CORRECT, REPLACE THE BLOWER MOTOR RESISTOR, FORGET THE OTHER EXPERT, IT IS NOT A FUSE.
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" Thanks I thought it might be that. Good info! " - vcmfrank

Solution #2

posted on Oct 26, 2009
Very Helpful)

amore02

Rank: Master  Cars  Expert
Rating: 95%, 4 votes
check your fuses when that happened in my car my fuse was out and when i replaced it all my blower speeds started working again
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