2006 Mercury Marquis Repair Question
Topics covered: Engine, Check engine light, Dent.
Mileage: 70,000 miles.
Mileage: 70,000 miles.
Asked on January 10, 2011
Engine misfire
2006 grand marquis. Engine stumbles only when snow is in the air. No check engine defaults or codes. Otherwise it runs smoothly.
Answer
Replied on January 10, 2011
It sounds like you have the beginning of a failing coil. When it gets worse the computer will identify which cylinder it is with the check engine light.