What Owners Report NHTSA ODI · 2,175,102 complaints · MY1998–2026

2005 Mercury Grand Marquis

Typical pattern

2.5% of complaints about the 2005 Mercury Grand Marquis came in the first year, which is unremarkable for a 2005 vehicle — around the middle of the 245 model-years on record. The median complaint arrives at 8.9 yr in service. The most-reported system is exterior lighting (304 complaints), typically at 8.5 yr or about 78,000 miles.

Complaints
632
Median age at failure
8.9 yr
Median mileage
71,000 n=506
Crash / fire / tow
7.4% of reports
Safety recalls
5

When each system is reported — middle 50% of complaints

System
0y2y4y6y8y10y12y14y
Exterior lighting
304 reports · 78,000 mi
8.5 yr
0.7%
Electrical system
76 reports · 74,000 mi
8.4 yr
9.2%
Air bags
65 reports · 54,000 mi
10.7 yr
9.2%
Speed control
39 reports · 18,000 mi
5.2 yr
38.5%
Seat belts
36 reports · 50,830 mi
10.3 yr
0%
Steering
20 reports · 124,000 mi
9.8 yr
20%

Safety recalls — NHTSA campaigns

15V861000 2015-12-22
Exterior lighting:headlights

Ford Motor Company (Ford) is recalling certain model year 2003-2005 Ford Crown Victoria and Mercury Grand Marquis vehicles manufactured October 3, 2001, to August 2, 2005. The affected vehicles have a lighting control module (LCM) that may fail, resulting in a loss of headlights.

A loss of headlights can reduce driver visibility and increase the risk of a crash.

14V704000 2014-11-05
Steering:rack and pinion:pinion shaft

Ford Motor Company (Ford) is recalling certain model year 2005-2011 Ford Crown Victoria, 2005-2011 Mercury Grand Marquis vehicles manufactured March 23, 2004, to August 30, 2011, and 2005-2011 Lincoln Town Car vehicles manufactured March 8, 2004, to August 30, 2011, and on which the upper intermediate shaft was serviced during the course of safety recall 13V-385. The prior repairs may not have been correctly performed.

Improper servicing of the upper intermediate shaft could cause the shaft to separate, which can then result in a loss of steering control, and increasing the risk of a crash.

13V385000 2013-08-29
Steering

Ford is recalling certain model year 2005-2011 Ford Crown Victoria (including Crown Victoria Police Interceptors), Mercury Grand Marquis, and Lincoln Town Car vehicles. The affected vehicles are currently registered or were originally sold in Connecticut, Delaware, the District of Columbia, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia, and Wisconsin. Severe corrosion can seize the lower intermediate shaft which may cause the upper interme

If the lower bearing separates, the vehicle may experience a loss of steering, increasing the risk of a crash.

06E056000 2006-06-13
Fuel system

CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. DUE TO INCORRECT DESIGN, THE QUICK CONNECTORS MAY NOT FULLY SEAT WITH THE TUBE INTERFACE, EVEN THOUGH THE PERSON MAKING THE CONNECTION MAY BELIEVE THAT THE QUICK CONNECTOR IS FULLY ATTACHED.

FAILURE OF THIS CONNECTION COULD LEAD TO FUEL SPILLAGE AND, IN THE PRESENCE OF AN IGNITION SOURCE, A FIRE COULD OCCUR.

05V518000 2005-11-09
Electrical system:12v/24v/48v battery:cables

ON CERTAIN PASSENGER VEHICLES, THE BATTERY CABLE INCLUDES A FUSIBLE LINK THAT MAY CONTACT AND SUBSEQUENTLY CHAFE ON A #2 CROSS MEMBER ATTACHING BOLT.

THIS CONDITION MAY RESULT IN HEAT DAMAGE AND COULD LEAD TO A FIRE.

In owners’ own words

Electrical system 200 mi 3 mo in service
DT: HORN DOES NOT BLOW. NOTICED ALMOST IMMEDIATELY AFTER PURCHASING VEHICLE. DEALER DID NOT KNOW HOW TO FIX, SAID ALL MODELS HAD THIS PROBLEM. *TT CONSUMER STATES THAT AFTER CONTACTING NHTSA AND FORD 3 DAYS LATER, CONSUMER RECEIVED A CALL TO BRING THE CAR IN FOR REPAIRS AND IT ONLY TOOK A HALF HOUR TO FIX THE DEFECT.*SB
Electrical system 1,000 mi 9 mo in service
2005 MERCURY GRAND MARQUIS THE HORN DOES NOT WORK I TOOK IT TO ROLLING HILLS FORD IN CLERMONT FLORIA AND IT STILL DOES NOT WORK
Electrical system 1,000 mi 9 mo in service
2005 MERCURY GRAND MARQUIS THE HORN DOES NOT WORK I TOOK IT TO ROLLING HILLS FORD IN CLERMONT FLORIA AND IT STILL DOES NOT WORK
Speed control mileage not reported 9 mo in service crash / fire / tow
DT: CONSUMER STATES THAT HE RENTED A 2005 MERCURY GRAND MARQUIS WHICH HE BACKED INTO THE DRIVEWAY,AND PUT THE VEHICLE INTO DRIVE FROM REVERSE THE VEHICLE ACCELERATED ACROSS STREET, THROUGH A NEIGHBOR'S LAWN AND THROUGH A HEDGE INTO A NEIGHBOR'S CAR. THERE WAS A POLICE REPORT FILED. THE INVESTIGATING OFFICERS THOUGHT IT WAS A MECHANICAL MALFUNCTION. CONSUMER WAS NOT CITED FOR THIS INCIDENT. HERTZ RENTAL HAD VEHICLE TOWED TO THE SERVICE CENTER.*AK

Other Grand Marquis model years

20082007200620052004200320022001200019991998

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