No A/C through upper vents...comes out the defroster

Asked by Jul 30, 2011 at 07:23 PM about the 2000 Chevrolet Blazer LS 4-Door RWD

Question type: Maintenance & Repair

A/C is not coming through my vents...comes out the defroster.  Can someone please help as to what the problem might be?  Thank you!

2 Answers

3,215

could be a bad mode door actualor

2 people found this helpful.

check the vaclines under hood at firewall for splits,cracks,softness in lines,the vents are vac controlled and if 1 vac line is bad it will just work on defrose,their is also a check valve in same place that 3 vac lines hook to,is round,replace that,can get at any auto store in the help section.

3 people found this helpful.

Your Answer

Chevrolet Blazer Experts

  • #1
    Andrew Olsen
    Reputation
    2,260
  • #2
    yetilikesbeer
    Reputation
    1,550
  • #3
    Rowefast
    Reputation
    1,150
View All

Related Models For Sale

Used Chevrolet Tahoe
528 Great Deals out of 36,655 listings starting at $1,375
Used Chevrolet S-10
10 Great Deals out of 957 listings starting at $950
Used GMC Jimmy
169 listings
Used Chevrolet Silverado 1500
1,781 Great Deals out of 149,286 listings starting at $1,495
Used Ford F-150
2,344 Great Deals out of 215,477 listings starting at $1,300
Used Chevrolet Camaro
224 Great Deals out of 28,922 listings starting at $3,900
Used Jeep Grand Cherokee
831 Great Deals out of 75,649 listings starting at $899
Used Jeep Wrangler
250 Great Deals out of 19,077 listings starting at $2,500
Used Toyota 4Runner
281 Great Deals out of 32,848 listings starting at $950
Used Chevrolet C/K 1500
727 listings starting at $2,499

Used Cars For Sale

2004 Chevrolet Blazer LS 4-Door RWD For Sale
9 listings starting at $1,495
2003 Chevrolet Blazer LS 4-Door RWD For Sale
3 listings starting at $4,690
2001 Chevrolet Blazer LS 4-Door RWD For Sale
5 listings starting at $4,495

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.