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

21,825

a vacuum hose somewhere is leaking or unconnected

1 of 1 people found this helpful.
20

So that's dealing wit the air to ?

113,535

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 of 2 people found this helpful.
20

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

113,535

yes

2 of 2 people found this helpful.

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