Four problems related to cruise control have been reported for the 2005 Mercury Grand Marquis. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Mercury Grand Marquis based on all problems reported for the 2005 Grand Marquis.
The contact owns a 2005 Mercury Grand Marquis. The contact stated that the lights intermittently turned on and off. The contact took his vehicle to an independent mechanic where they replaced the lcm light control module. The manufacture was notified and stated that there was no recall for the make and model. The contact also stated while driving the cruise control suddenly malfunctioned spontaneously. The contact again took to vehicle to a Ford dealer were they stated there was nothing wrong with the vehicle. The vehicle was not repaired. The manufacture again stated no there were no related recalls for his year, make and model vehicle. The approximate failure mileage was 15,000 miles.
Arrived at son's home and stopped in driveway with foot on brake when vehicle suddenly accelerated uncontrollably, spinning wheels in gravel driveway. Driver swerved to avoid hitting garage and ran head on into a pine tree resulting in severe damage to entire front end of vehicle (expect vehicle to be considered a total loss) and injuries to the driver and two passengers. Both driver and passenger airbags deployed. Prior to arriving at destination, driver had used the cruise control on the vehicle. Vehicle has not yet been moved and am currently waiting for insurance adjuster to inspect vehicle. Both driver and front seat passenger suffered severe bruising on face, arms, chest and abdomen, presumably from deployment of the air bags as well as from the seat belts. Rear seat passenger suffered a contusion on the forehead and a sprained hand. All vehicle occupants were transported to hospital for evaluation and released.
: the contact stated while driving 65 mph when applying brake pressure the cruise control would not disengage. The dealership and manufacturer was not alerted. Updated 03/22/06.
The contact stated while driving with the cruise control set on 63 mph and going up a small hill, cruise control sped the vehicle up to 71 mph. He had to take the vehicle out of cruise control to slow the vehicle down. He felt this was a safety issue. The vehicle has been taken to the dealership twice concerning this problem. They were unable to duplicate the problem. Updated 01/19/06.