1994 Mercury Grand Marquis exterior lighting problems
12 owner complaints filed with NHTSA name the exterior lighting on the 1994 Mercury Grand Marquis — 8% of all complaints for this model year.
What owners report
“Tl* the contact owns a 1994 mercury grand marquis. The contact stated that while driving at unknown speed, the headlights failed to remain illuminated. The vehicle was not taken to a dealer. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure…”
filed Jan 23, 2017
“Tl* the contact owns a 1994 mercury grand marquis. The contact stated that while driving at night with the low beam headlights activated, the headlights suddenly shut off. The driver was able to turn the headlights back on but the failure reoccurred. The cause of the failure was not diagnosed or…”
filed Jun 13, 2016
“Tl* the contact owns a 1994 mercury grand marquis. While driving various speeds at night, all the exterior lighting seized without warning. The vehicle was taken to an independent mechanic where it was diagnosed that the headlight switch assembly failed and needed to be repaired. The vehicle was repaired, but the…”
filed Dec 28, 2015
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Lamp-brake-invadvertent disabling of brake shift interlock. *mj
02176 · Service Bulletin/Repair Instructions · issued Sep 2, 2002
Exterior Lighting problems in other Grand Marquis years
| Year | Reports | Share |
|---|---|---|
| 2010 Grand Marquis | 2 | 8% |
| 2009 Grand Marquis | 1 | 4% |
| 2008 Grand Marquis | 5 | 6% |
| 2007 Grand Marquis | 5 | 5% |
| 2006 Grand Marquis | 6 | 4% |
| 2005 Grand Marquis | 292 | 60% |
| 2004 Grand Marquis | 206 | 59% |
| 2003 Grand Marquis | 207 | 57% |
| 2002 Grand Marquis | 6 | 8% |
| 2001 Grand Marquis | 11 | 7% |
| 2000 Grand Marquis | 21 | 13% |
| 1999 Grand Marquis | 20 | 12% |
Other reported problem areas on the 1994 Mercury Grand Marquis
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.