why won't air come out of vents when a/c or heat is turned on

Asked by Aug 17, 2015 at 05:03 PM about the 2006 GMC Envoy SLE

Question type: Maintenance & Repair

2 Answers

107,405

There is some information on the Envoy forums about this kind of failure, usually it is the servo itself. You could have the codes checked and those codes will start with a Bxxxx

3 of 3 people found this helpful.

I changed the servo I got a code b3770

Your Answer

GMC Envoy Experts

  • #1
    dandyoun
    Reputation
    420
  • #2
    ericjames
    Reputation
    410
  • #3
    T_S_T
    Reputation
    350
View All

Related Models For Sale

Used Chevrolet TrailBlazer
50 Great Deals out of 4,065 listings starting at $1,495
Used GMC Acadia
1,015 Great Deals out of 46,146 listings starting at $2,990
Used GMC Envoy XL
9 Great Deals out of 632 listings starting at $1,994
Used GMC Yukon
578 Great Deals out of 18,669 listings starting at $2,000
Used Chevrolet Tahoe
890 Great Deals out of 39,791 listings starting at $1,990
Used Ford Explorer
1,177 Great Deals out of 64,181 listings starting at $1,499
Used Chevrolet Equinox
1,167 Great Deals out of 72,368 listings starting at $2,000
Used Jeep Grand Cherokee
1,066 Great Deals out of 67,520 listings starting at $950
Used Ford Escape
1,357 Great Deals out of 98,099 listings starting at $1,000
Used GMC Sierra 1500
1,246 Great Deals out of 62,909 listings starting at $1,200
Used Ford F-150
3,269 Great Deals out of 224,291 listings starting at $1,250
Used Chevrolet Silverado 1500
3,022 Great Deals out of 162,632 listings starting at $1,500
Used Honda Pilot
698 Great Deals out of 36,941 listings starting at $888
Used Ford Expedition
463 Great Deals out of 17,529 listings starting at $1,000

Used Cars For Sale

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.