2006 Mercury Grand Marquis XL has a red signal come up and the car stops
It's a wrench signal that comes up and the car stops it will start up again
That means you have a serious problem. Don't drive it until it is addressed. Have the trouble codes read to know more.
Retrain your ECM.
Looking for a Used Grand Marquis in your area?
CarGurus has 9 nationwide Grand Marquis listings and the tools to find you a great deal.
Search Mercury Grand Marquis Questions
Mercury Grand Marquis Experts
Related Models For Sale