Why does my 88 mustang have heat blowing back into my car when I'm driving? It's like the faster I go the more I can feel it.. But when I stop it don't feel it..

Asked by Lacey88mustang Jun 29, 2015 at 11:33 PM about the 1988 Ford Mustang GT Convertible RWD

Question type: Maintenance & Repair

4 Answers

40,155

a vaccume controled heater door is moving to heat on position when throttle is open lowering the vaccume needed to hold it closed

15,925

That, or you have a hole in your firewall allowing engine heat too come in

Your Answer:

Mustang

Looking for a Used Mustang in your area?

CarGurus has 1,288 nationwide Mustang listings starting at $4,995.

Postal Code:

CarGurus Experts

  • #1
    Gene Arnett
    Reputation
    3,160
  • #2
    Bob Beaman
    Reputation
    2,690
  • #3
    rst429
    Reputation
    2,640
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Camaro
12 Great Deals out of 312 listings starting at $9,499
Used Chevrolet Corvette
29 Great Deals out of 1,066 listings starting at $15,871
Used Dodge Charger
36 Great Deals out of 642 listings starting at $4,888
Used Ford F-150
338 Great Deals out of 15,311 listings starting at $1,712
Used BMW 3 Series
73 Great Deals out of 1,177 listings starting at $1,995
Used BMW M3
6 Great Deals out of 87 listings starting at $15,995
Used Honda Civic
177 Great Deals out of 3,775 listings starting at $3,495
Used Toyota Supra
64 listings starting at $51,977

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. Content will be removed if CarGurus becomes aware that it violates our policies.