1997 Mercury Grand Marquis engine and engine cooling problems
124 owner complaints filed with NHTSA name the engine and engine cooling on the 1997 Mercury Grand Marquis — 39% of all complaints for this model year.
What owners report
“Tl*the contact owns a 1997 mercury grand marquis. The contact stated that while driving approximately 50 mph, the vehicle suddenly overheated. The vehicle was taken to a local mechanic who replaced the intake manifold. The manufacturer was not notified. The current and failure mileages were…”
filed Mar 15, 2011
“Tl*the contact owns a 1997 mercury grand marquis. The contact stated that while driving 65 mph, the service check engine light illuminated. The vehicle was taken to the dealer where they diagnosed it stating that the intake manifold failed due to the structure. The manifold was replaced at the…”
filed Aug 13, 2010
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Some 1997-2008 vehicles equipped with a 4.6l 2v, 5.4l 2v, or 6.8l 2v engine--spark plug thread repair procedure--not covered under new vehicle limited warranty. *nj this includes f-53 motorhome chassis. Updated 2/23/10…
07212 · Service Bulletin/Repair Instructions · issued Oct 1, 2007Extended coverage program 05n04 - extended coverage for composite intake manifold. This program is being provided as a settlement to a class action lawsuit. The terms of the settlement extend the coverage of the…
05N04 · Service Bulletin/Repair Instructions · issued Dec 14, 2005Malfunction indicator lamp (mil) on with diagnostic trouble codes (dtcs) p0420 and/or p0430. *tt
03245 · Service Bulletin/Repair Instructions · issued Dec 8, 2003
Engine and Engine Cooling problems in other Grand Marquis years
| Year | Reports | Share |
|---|---|---|
| 2010 Grand Marquis | 1 | 4% |
| 2008 Grand Marquis | 5 | 6% |
| 2007 Grand Marquis | 3 | 3% |
| 2006 Grand Marquis | 2 | 1% |
| 2005 Grand Marquis | 9 | 2% |
| 2004 Grand Marquis | 10 | 3% |
| 2003 Grand Marquis | 13 | 4% |
| 2002 Grand Marquis | 10 | 13% |
| 2001 Grand Marquis | 20 | 13% |
| 2000 Grand Marquis | 17 | 10% |
| 1999 Grand Marquis | 26 | 16% |
| 1998 Grand Marquis | 26 | 18% |
Other reported problem areas on the 1997 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.