Ac blowing hot

Asked by Jun 14, 2016 at 05:59 PM about the 1998 Mercury Grand Marquis 4 Dr LS Sedan

Question type: Maintenance & Repair

My car 98 grand marquis is blowing hot air
even when it's put to cold . It use to blow cold if
battery was taken off but when switched to hot
air it won't switch back to cold ....could this be
the temperature switch or do I need a new
compressor n etc.

1 Answer

1,425

Is compressor turning? Look at clutch. Could be the pressure valve. Right out there when you can see it. Wires uplug, it unscrews. Also could be a a/c relay. Automatic climate control? or standard?

Your Answer

Mercury Grand Marquis Experts

  • #1
    Tracy Hooks
    Reputation
    5,780
  • #2
    kbro
    Reputation
    2,150
  • #3
    Js08016
    Reputation
    1,880
View All

Related Models For Sale

Used Lincoln Town Car
43 Great Deals out of 1,733 listings starting at $1,000
Used Ford Crown Victoria
4 Great Deals out of 1,168 listings starting at $1,496
Used Ford F-150
2,519 Great Deals out of 193,861 listings starting at $799
Used Ford Mustang
594 Great Deals out of 36,129 listings starting at $1,800
Used Chevrolet Tahoe
709 Great Deals out of 41,339 listings starting at $1,995
Used Cadillac DeVille
1,570 listings starting at $2,995
Used Ford Taurus
183 Great Deals out of 15,810 listings starting at $1,850
Used Lincoln Continental
18 Great Deals out of 3,909 listings starting at $35,942
Used Chevrolet Camaro
410 Great Deals out of 30,592 listings starting at $2,495

Used Cars For Sale

2011 Mercury Grand Marquis For Sale
23 listings starting at $5,450
2010 Mercury Grand Marquis For Sale
4 Great Deals out of 93 listings starting at $4,995
2009 Mercury Grand Marquis For Sale
7 Great Deals out of 83 listings starting at $2,799
2008 Mercury Grand Marquis For Sale
8 Great Deals out of 153 listings starting at $2,790
2007 Mercury Grand Marquis For Sale
8 Great Deals out of 124 listings starting at $1,995

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.