Why my air went from cold to hot

20

Asked by Aug 30, 2017 at 10:30 PM about the 2003 Mercury Grand Marquis LS Ultimate

Question type: Car Customization

I was driving down the road in my 2003 grand marquis
and my air began to blow heat while it was on air once
that happen my car began to shake and my check engine
light came on what could be the promise

5 Answers

23,615

a vacuum hose somewhere is leaking or unconnected

1 people found this helpful.
20

So that's dealing wit the air to ?

122,705

You are short of refrigerant, go to auto zone and purchase A/C PRO with the gauge. this is the easiest one to use on the market follow the instructions and you should be good to go...........

2 people found this helpful.
20

That's the reason it's losing power to ?

122,705

yes

2 people found this helpful.

Your Answer:

Grand Marquis

Looking for a Used Grand Marquis in your area?

CarGurus has 8 nationwide Grand Marquis listings and the tools to find you a great deal.

Postal Code:

Mercury Grand Marquis Experts

  • #1
    Tracy Hooks
    Reputation
    6,070
  • #2
    kbro
    Reputation
    2,240
  • #3
    Js08016
    Reputation
    2,160
View All

Related Models For Sale

Used Lincoln Town Car
11 listings starting at $6,990
Used Ford Crown Victoria
18 listings starting at $8,995
Used Chevrolet Impala
18 Great Deals out of 1,000 listings starting at $2,994
Used Ford F-150
122 Great Deals out of 11,239 listings starting at $369
Used Ford Taurus
20 Great Deals out of 375 listings starting at $4,995
Used Ford Mustang
26 Great Deals out of 1,225 listings starting at $5,995
Used Chevrolet Silverado 1500
122 Great Deals out of 11,396 listings starting at $4,500
Used Chevrolet Tahoe
13 Great Deals out of 872 listings starting at $6,999
Used Cadillac DeVille
16 listings
Used Toyota Camry
28 Great Deals out of 2,137 listings starting at $2,995

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.