general problems of the 2007 Mercury Grand Marquis

Five problems related to vehicle speed control have been reported for the 2007 Mercury Grand Marquis. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Mercury Grand Marquis based on all problems reported for the 2007 Grand Marquis.

1 Vehicle Speed Control problem

Failure Date: 02/06/2016

The contact owns a 2007 Mercury Grand Marquis. While pulling up to a traffic light, the vehicle accelerated forcefully. The brake pedal was depressed multiple times, but the vehicle accelerated and tapped the preceding vehicle. There were no injuries and a police report was not filed. The engine was turned off, restarted, and the vehicle resumed normal operation. The failure recurred on a separate occasion. The vehicle was not diagnosed nor repaired. The manufacturer was not notified of the failure. The failure mileage was 67,000.

2 Vehicle Speed Control problem

Failure Date: 07/02/2015

The contact owns a 2007 Mercury Grand Marquis. The contact stated that while attempting to park, the engine revved and then accelerated forcefully. The brake pedal was depressed multiple times and the vehicle accelerated over the parking space block. The engine was turned off. After restarting, the vehicle resumed as normal. The failure recurred on a separate occasion. The vehicle was taken to the dealer for diagnosis. The technician was unable to duplicate the failure. The manufacturer was notified of the failure. The approximate failure mileage was 70,766.

3 Vehicle Speed Control problem

Failure Date: 09/03/2012

Gas pedal went all the way to the floor and would not release. I kept hitting the pedal to try and release it for about 2 miles. I kept my foot on the brake to try and slow the car down, but that didn't help. The floor mat was not under the pedal because it is too short to reach it. After hitting the pedal as hard as I could numerous times it released.

4 Vehicle Speed Control problem

Failure Date: 01/07/2012

The contact owns a 2007 Mercury Grand Marquis. The contact stated that the vehicle would not accelerate from a stop. The contact then shifted into reverse and the vehicle surged backward until crashing into a concrete post. The vehicle was towed home. The failure was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure and current mileages were 26,093.

5 Vehicle Speed Control problem

Failure Date: 10/03/2011

Speed control is not working correctly.


Other Vehicle Speed Control related problems of the 2007 Mercury Grand Marquis



Fuel Economy of Grand Marquis Vehicles
Grand Marquis Service Bulletins
Grand Marquis Safety Recalls
Grand Marquis Defect Investigations