2001 Mercury Grand Marquis acceleration problems

27 complaints (17% of all complaints for this car). Typical mileage when it fails: 50,000. 8 crashes reported.

owner complaints: 27
of this car's complaints: 17%
typical mileage: 50,000
crashes: 8
recalls: 0

Which part fails

Accelerator pedal
4

At what mileage

Complaints by mileage at the time of the problem.

0k-25k

25k-50k

50k-75k

75k-100k

100k-125k

125k-150k

150k-175k

175k-200k

200k+

Mercury Grand Marquis acceleration problems in other years

Specific symptoms reported on the 2001 Mercury Grand Marquis acceleration

Phrases found in the owners' own descriptions, so one complaint can mention several symptoms.

Sudden acceleration 12

Related recalls

No recalls on record for this model year.

What 2001 Mercury Grand Marquis owners say

Most recent owner complaints, unedited.

Filed Mar 9, 2021 · Acceleration · 50,000 miles · NJ

Tl* the contact owns a 2001 mercury grand marquis. The contact stated while driving 70 MPH, the accelerator pedal failed to return to the original position after being depressed. The contact had to lift the accelerator pedal with his foot in order to get the vehicle to slow down. The contact stated no warning light was illuminated. The vehicle was not taken to a dealer or independent mechanic for diagnosis or repairs. The manufacturer had not been informed of the failure. The failure mileage was approximately 50,000. The VIN was unavailable.*dt

Filed Aug 2, 2017 · Acceleration · 88,000 miles · OH

Tl* the contact owns a 2001 mercury grand marquis. The contact stated that while driving at 65 MPH, the vehicle accelerated rapidly without warning. The contact tried to depress the brake pedal and disengaged the cruise control but neither attempts to slow the vehicle were successful. The contact was able to slow the vehicle down only by depressing the accelerator pedal again after a period of unintended acceleration. The dealer was not contacted about the failure. The manufacturer was made aware of the issue and referred the contact to the dealer. The failure mileage was 88,000. Updated 10/24/17

Filed Nov 28, 2016 · Acceleration · 50,000 miles · OH

Tl* the contact owns a 2001 mercury grand marquis. The contact stated that the vehicle accelerated without warning. The dealer was unable to diagnose the failure. The vehicle was not repaired. The failure mileage was 50,000.

Filed Dec 29, 2015 · Acceleration, Electrical · 97,000 miles · NY

1 passenger seat belt not functioning properly 2 speed control not working 3 passenger side headlight not working in low beam only high beam

Filed Nov 17, 2015 · Acceleration · 218,000 miles · GA

Tl* the contact owns a 2001 mercury grand marquis. While the vehicle was stopped, the vehicle accelerated without warning. The contact was able to pull over to the side of the road. The vehicle was taken to an independent mechanic where it was diagnosed, but the technician could not determine the cause of the failure. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 218,000. The VIN was not available.

Filed Sep 17, 2015 · Acceleration, Engine · 136,037 miles · FL

Tl* the contact owns a 2001 mercury grand marquis. The contact stated that while driving at approximately 70 MPH, the vehicle was jerking and the ABS and the check engine warning lights illuminated. The vehicle had a drastic reduction in speed. The vehicle was restarted. The vehicle was taken to the dealer on several occasions where it was repaired but the repair details were unknown. The repairs failed to remedy the vehicle. The contact stated the service engine warning light continued to illuminated and the vehicle jerked violently, reduced speed and attempted to stall. The manufacturer was notified of the failure. The approximate failure mileage was 136,037. Updated 12/03/15

Filed May 14, 2013 · Acceleration · 163,284 miles · LA · crash

I was turning into my drive way and the car all of a certain accelerated to a speed up and I immediately jump on to the brake to stop the car and it crashed into the back fence . I got out the car to check and see if the pedal had the floor mat on it and their was nothing on it.

Filed Sep 14, 2009 · Acceleration · 60,000 miles · NY · crash

Sudden acceleration. Incident occurred in my home driveway. Car lurched forward into my house, damaging the right side of my car and left side of the garage.

Filed Apr 11, 2007 · Acceleration, Airbags · 25,000 miles · NJ · crash · 2 injuries

Tl - the vehicle was a 2001 mercury grand marquis. While driving the gas pedal became stuck. The vehicle then side swiped two other vehicles. The vehicle went off the road and hit a tree. The passenger side front was damaged. The air bags did not deploy. The failure mileage was 25,000. The passenger and driver sustained injuries. The vehicle was towed. Pictures were taken ,and a police report was filed.

Filed Jul 5, 2004 · Acceleration · 55,000 miles · OH

Car would start and die. Failed to run at idle. Replaced idle air sensor. Event occurred at 55,000 miles.

Questions about the 2001 Mercury Grand Marquis acceleration

Does the 2001 Mercury Grand Marquis have acceleration problems?

Owners have filed 27 complaints about the acceleration of the 2001 Mercury Grand Marquis, 17% of all its complaints.

At what mileage do 2001 Mercury Grand Marquis acceleration problems start?

The typical (median) mileage in owner complaints is 50,000 miles.

Was there a recall on the 2001 Mercury Grand Marquis acceleration?

There is no recall for this problem on this model year.

What year does the Mercury Grand Marquis have the most acceleration problems?

The Mercury Grand Marquis model years with the most acceleration complaints are 2005 (39 complaints), 2006 (37 complaints) and 1994 (33 complaints).