1998 Mercury Grand Marquis exterior lighting problems
16 owner complaints filed with NHTSA name the exterior lighting on the 1998 Mercury Grand Marquis — 11% of all complaints for this model year.
What owners report
“Tl* the contact owns a 1998 mercury grand marquis. While driving various speeds, the headlights and instrument panel lighting failed to illuminate. The contact stated that the failure occurred periodically. The vehicle was not taken to a dealer or independent mechanic for diagnostic testing or…”
filed Aug 23, 2018
“Tl* the contact owns a 1998 mercury grand marquis. The contact stated that the interior and exterior lighting operated intermittently. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 165,784.”
filed Nov 25, 2016
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Intermittent rapid flashing of the turn signals. *tt
17757 · Service Bulletin/Repair Instructions · issued Apr 1, 2004
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 1998 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.