2007 MERCURY GRAND MARQUIS SPEED CONTROL

Describe all symptoms in detail.

Try to answer as many of the following questions as possible:

  • Do the symptoms happen when the vehicle is cold or warm?
  • Does the problem happen while you are driving?
  • Does the problem occur all the time or just once in a while?
  • When did you first notice it?
  • Are any other warning lights on?

The more details you prove the better.