03 mercury gran marquis, ac changes to defrost by itself, whenever it feels like it, what could it be

Asked by Jun 15, 2017 at 01:43 PM

Question type: Maintenance & Repair

2 Answers

77,535

Most likely it is a bad vacume line,

77,535

diagram of vacume

Best Answer Mark helpful

Your Answer:

Maintenance & Repair Experts

  • #1
    Tom Demyan
    Reputation
    213,580
  • #2
    dandyoun
    Reputation
    105,250
  • #3
    tennisshoes
    Reputation
    94,810
View All

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.