Mercury Grand Marquis owners have reported 10 problems related to wiring (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mercury Grand Marquis based on all problems reported for the Grand Marquis.
Low/high beam lights inoperative in park or drive, bulbs & wiring checks good, 25 amp fuse was blown, but replaced fuse caused no change.
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all problems of the 1998 Mercury Grand Marquis
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2006 Mercury marquis. Consumer writes in regards to vehicle power steering issues. The consumer stated while driving, the steering became tight. He stated it felt as though he was going to loose control of the vehicle. The dealer replaced the battery harness assembly, due to the wiring being corroded.
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all problems of the 2006 Mercury Grand Marquis
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The contact owns a 2006 Mercury Grand Marquis LS. The contact stated that the air bag warning light would illuminate on the passenger side of the vehicle. In addition, the cigarette lighter fuse would blow when used, which the contact was concerned could cause a fire. The dealer diagnosed that there was a wiring failure. The manufacturer was contacted and denied any assistance with repairs to the vehicle. The vehicle was not repaired. The failure and the current mileage was 71,000. Updated 11/10/11 the consumer stated the air bag light illuminated and the warning bell rings 20 times when he started the vehicle. Also, the warning bell would ring 20 times every few minutes. The dealer refused to fix the problem. The dealer stated the problem was an electrical issue. The consumer was also informed the vehicle needed a seat belt pretensioner and buckle. The consumer also stated when he plugged his cell phone into the cigarette lighter, it blew a fuse. Updated 11/16/11.
I purchased a 2005 grand marques from this company. I was driving one day (11/5/07) when the vehicle caught on fire, I was lucky enough to be in front of firestone service station. As soon as I exit the vehicle the engine burst into flames. Firestone along with the assistant of the charlotte fire dept came to my rescue siding that it was an electrical fire. The car was towed back to the dealer for repair. After admitting that it was a malfunction of the sensor in the heating element, insurance company was off the hook. But I'm left to fight of not wanting to repair a burnt engine and repainting the car. What I'masking for is a car of equal value. My argument is that if list on car facts, the vehicle is no longer worst what I owe. Plus six weeks prior to the fire I had just paid 1500. 00 for my 30,000 service. I received a responds for bbb that mercy states that it not their fault, but a manufacturer defect. I'm desperate need of assistant on what to do next. And/or what other options do I have other that excepting a repair job with no guarantee. So far I have not received my vehicle back from the dealer queen Lincoln mercy, it is still been repaired.
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all problems of the 2005 Mercury Grand Marquis
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Electrical short on 1998 Mercury Grand Marquis causes engine to stall at highway speeds. Power brakes and steering not operable when engine stalls. Cannot restart engine when condition occurs. Car towed all three times. Problem documented in Ford service bullitin 12950. Problem occured 3 times: November 2003 October 2004 November 2004.
This regards a 1997 Mercury Grand Marquis, and a safety related issue that cannot be repaired by the car dealership. The driver side automatic/passive door lock, will not allow the driver side door to open at all. In the case of an emergency, there would no way to escape the vehicle. The Ford/Mercury dealership could not fix/repair the vehicle, and sent it back unrepaired. The driver's door is locked - and cannot be opened with the key, switch or remote control. They state that they have never seen this before, and the Mercury national customer service, that I called today, stated that this has never been recorded in their database.
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all problems of the 1997 Mercury Grand Marquis
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Horn & cruise control stoped working , repair shop said wiring harness is breaking down at the tight bends . Also said this is a common complaint with this model and its sister model. I have not corrected this as of yet.
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all problems of the 1996 Mercury Grand Marquis
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While parked the vehicle caught on fire under the dash. The dealer stated that the wires were the cause of the fire.
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all problems of the 2003 Mercury Grand Marquis
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Consumer was parking, turned vehicle off, and then decided to park elsewhere. Consumer tried to start vehicle, it would not start. Then consumer saw smoke coming from hood, then flames. Called 911 for help. There were no injuries.
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all problems of the 1999 Mercury Grand Marquis
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High beam headlamps malfunctioning, due to loose wire.