Should I buy a 2011 Mercury Grand Marquis with documented electrical problems?

Depends on the price and the specific vehicle. Documented electrical issues should be priced into the purchase — if the seller is asking full retail, negotiate down by the expected repair cost. A pre-purchase inspection from an independent shop tells you whether THIS specific vehicle has already shown the symptoms or not.

2011 Mercury Grand Marquis electrical problems

severe 3 complaints filed with NHTSA · avg repair $850

Complaints

Recalls

Crashes

Avg fix

$850

What owners are reporting 3 most recent

electrical · filed 11/26/2018

MY 2011 MERCURY GRAND MARQUIS ULTIMATE EDITION, WAS VERY GREAT HOWEVER IT CAUGHT ON FIRE DUE TO THE MALFUNCTION OF THE WINDSHIELD WIPERS...THEY WOULD COME ON AUTOMATICALLY WHILE I WAS DRIVING, MY WINDSHIELD WIPER SWITCH WOULD BE ON THE OFF POSITION... AND THE WIPERS ONLY WORKED ON A HIGH SPEED SEEING NONE OF THE OTHER SPEEDS WORKED...PRIME EXAMPLE I WOULD WARM UP THE CAR FOR 10 MIN...BECAUSE ITS C…

electrical · filed 04/29/2016

I WAS DRIVING ON THE HIGHWAY I SMELLED A WEIRD SMELL COMING FROM THE PASSENGER SIDE WHEN I TURNED TO LOOK TOWARDS THE DIRECTION OF THE PASSENGER SIDE FRONT DOOR IT WAS SMOKING SO I IMMEDIATELY PULLED OVER TO THE SIDE OF HIGHWAY AS I WAS DOING SO THE PASSENGER FRONT DOOR CAUGHT FIRE. I FINISHED PULLING OVER TURNED THE CAR OFF GOT OUT AND PULLED MY FIRE EXTINGUISHER OUT TRUNK WENT TO THE BACK PASSE…

electrical · filed 04/02/2019

DRIVING ON HUMID DAY, CLOSED WINDOWS AND TURNED ON A/C. CONTROLLER FAILED TO CLOSE DEFROSTER VENTS, CAUSING WINDOW TO QUICKLY FOG UP, RESTRICTING FORWARD VISION. PREVIOUSLY HAD SAME PROBLEM ON 2006 GRAND MARQUIS WHICH I HAD REPAIRED BY FORD DEALER. TOOK 2011 TO DEALER, GOT REPAIR ESTIMATE OF $900, AS DASHBOARD MUST BE REMOVED TO GET TO FAILING PART. AM TOLD PROBLEM IS VACUUM LEAK IN CONTROLLER …

Common questions

How serious is the electrical problem on the 2011 Mercury Grand Marquis?

It's a meaningful issue. 3 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.

At what mileage does the electrical typically fail?

Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.

What does it cost to fix?

Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to electrical?

No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.