Electrical System Related Problems of the 2003 Mercury Marquis

Table 1 shows three common electrical system related problems of the 2003 Mercury Marquis. The number one most common problem is related to the electrical system (two problems). The second most common problem is related to the dash wiring (one problem).

Table 1. Electrical System related problems of Mercury Marquis

Problem Category Number of Problems
Electrical System problems
2
Dash Wiring problems
1
Battery problems
1

Recently reported Electrical System problems of the 2003 Mercury Marquis

The Electrical System problem

Jan 2016 got a recall notice on the car June called locall dealer. There response is they didn't. Know anything about the recall which was that the headlights could go while driving at night.   Read details...

The Dash Wiring problem

We bought a used 2003 Mercury gr. Marquis,LS, in Sep't. 2003. Two days later the check engine light came on. The dealer, mace Lincoln Mercury, 629 ohio st. Terre haute, in. 47807, worked on the car 8 times without success. I contacted the Mercury complaint line twice.   Read details...

The Battery problem

Headlights would not turn on when I got into car to go to store at night. Also battery has been running down while vehicle is just sittng in driveway.   Read details...


Electrical System related problems in other Mercury Marquis model year vehicles:



Fuel Economy of Marquis Vehicles
Marquis Service Bulletins
Marquis Safety Recalls
Marquis Defect Investigations