Air compressor ice cold but blowing really hot air through car vents

Asked by May 19, 2017 at 11:57 PM about the Ford Grand Marquis

Question type: Maintenance & Repair

1999 grand marquis air compressor ice cold but
blows nothing but heat out the vents what could it
be?  

2 Answers

Listen VERY CAREFULLY while you move the lever from off, to floor, to defrost, to cabin. You should be able to hear the vent door move if it is working correctly, going from one input and output to the other.

775

Temp blend door or motor not working, u may also have a vacuum leak or bad blend switch

Your Answer

Ford Grand Marquis Experts

  • #1
    tennisshoes
    Reputation
    30
  • #2
    Rowefast
    Reputation
    20
  • #2
    Guy Outland
    Reputation
    20
View All

Related Models For Sale

Used Ford Crown Victoria
4 Great Deals out of 1,182 listings starting at $1,496

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.