2006 Mercury Grand Marquis Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2006 Mercury Grand Marquis, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Airbags3720.4%
- Driver assistance3720.4%
- Seat belts2212.2%
- Fuel system137.2%
- Steering137.2%
- Brakes137.2%
- Engine105.5%
- Electrical84.4%
- Body & structure84.4%
- Exterior lighting52.8%
- Visibility42.2%
- Powertrain (other)21.1%
- Suspension21.1%
- Other / unspecified21.1%
- Transmission21.1%
- Tires & wheels10.6%
- Heating & air conditioning10.6%
- Interior & seats10.6%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
5/9/2021 The SRS dashboard light came on with a bell warning. Bell quits after a short time but the light stays on solid. When turning ignition on, light and bell comes on, blinks 3 times, does this 6 times and then stays on solid. When driving hear bell for 5 times, this repeats later for a total of 5 times. After turning the ignition switch on/off I hear a sound from under the driver or passenger seat. The passenger side air bag light does light. I bought this car new.
Driver and Passenger side seat belt pretensioners failed and have resulted in airbags being inoperable.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
AS I WAS DRIVING. 35MPH MY FRONT WHEEL ON THE DRIVER SIDE HAD SNAPPED OFF CAUSING MY VEHICLE TO CRASH INTO A PARKED VEHICLE. LONG STORY SHORT. I'M GOING THRU A FINANCIAL CRISIS. MY CAR WAS TOWED BY AAA TO MY HOUSE. I NOTIFIED MY INSURANCE COMPANY. WHY DID THE POLICE TOW MY CAR AWAY FROM MY HOUSE? SOMEBODY NEEDS TO TAKE CARE OF THIS BECAUSE I CAN'T. TRANSPORTATION IS ESSENTIAL TO ME. PLEASE I NEED HELP. *TR
THE VEHICLE ACCELERATED ON IT'S OWN WHILE STOPPED WITH THE BRAKE DEPRESSED. ONCE IN A PARKING LOT WAITING FOR A SPOT TO CLEAR.THE SECOND TIME WHILE SITTING AT A RED LIGHT. I HELD THE BRAKE DOWN AS HARD AS I COULD WHILE THE CAR DID A BURN OUT AND I NOTICED THE TRACTION LIGHT COME ON. IT THEN JUST WENT BACK TO NORMAL. THIS IS VERY DANGEROUS. SOMEONE IN FRONT OF THE CAR (ANOTHER DRIVER OR PEDESTRIAN) CAN SERIOUSLY GET HURT OR KILLED.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
Driver and Passenger side seat belt pretensioners failed and have resulted in airbags being inoperable.
Around 12 years ago, when my 2006 Marquis, which I purchased brand new, had only approximately 40,000 miles on it, the seatbelt-airbag system warning appeared on the instrument panel and a warning bell sound went off with a 3 beep then 2 beeps/ring tone that would sound whenever the vehicle was started for the next two minutes of driving. It would then stop but the yellow warning icon stays on. On a trip, while driving, it will do this every hour or so or 60 miles of driving, and has done this ever since. (I'm retired and drive very little, my vehicle as of today (5-13-2022) has only 54,462 actual miles on it.) I did some research when it first occurred and learned that the 3 - 2 beeps is a "code 32, seat belt pre-tensioner failure warning and will need immediate service and replacement." So I then called Ford and explained it as above. They told me that it is not their problem and are not acknowledging any responsibility and it will be up to me to see a dealer, which I did. I was told that it would require replacement of both my seat front seat belts, and possibly more including airbag components to the tune of several thousand dollars! I asked them, as I did Ford: As I've had many Ford vehicles, personal and company, several of which I've driven over 200K miles, without ever having a seat belt or airbag component failure, how is this MY problem and not Ford's, especially after only 40K miles? I had asked Ford these two most important questions: 1- "What did I do to CAUSE THIS FAILURE?" and 2- "What could I HAVE DONE TO PREVENT IT?" They refused to answer and only told me that I need to take it to a dealer to have it repaired. I have not pursued it as I didn't have the thousands of dollars the dealer wanted to charge me. This is wrong as it is part of Ford's refusal to acknowledge the faulty components in their seat belt/airbag systems, which has been putting my life at risk ever since their components' failure and Ford needs to be held responsible!
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
TL* THE CONTACT OWNED A 2006 MERCURY GRAND MARQUIS. WHILE THE VEHICLE WAS PARKED, THE CONTACT NOTICED THAT THE PASSENGER SIDE FUEL TANK WAS CLOSE TO THE GROUND. UPON INSPECTION, IT WAS EVIDENT THAT THE PASSENGER SIDE FUEL TANK STRAP FRACTURED DUE TO CORROSION. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC TO BE REPAIRED. THE VEHICLE WAS REPAIRED. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 130,000. THE VIN WAS NOT AVAILABLE.
THE VEHICLE ACCELERATION BY IT SELF AND COULD NOT STOP IT. PROPELLED THRU THE. BRAKES AND WOULD NOT STOP. WE ARE TAKING CAR TO FORD DEALER. THE CAR ENGINE WAS STOPPED AND RESTARTED RUN OK. NOT SURE IF A RECALL ABOUT THIS YR. WITH THIS PROBLEM?
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
The contact owns a 2006 Mercury Grand Marquis. The contact stated that while driving at an undisclosed speed, the driver’s side exhaust manifold shield fell into the steering linkage and caused the vehicle to run over a bush. There was no crash or injuries reported. The vehicle was taken to a certified mechanic, but there was no diagnostic information provided. The vehicle was not repaired. The dealer was not contacted. The manufacturer was not made aware of the failure. The failure mileage was approximately 136,000.
The contact owns a 2006 Mercury Grand Marquis. The contact stated while driving 35 MPH, the vehicle was pulling to the left. There was no warning light illuminated. The contact stated after coming to a complete stop at a traffic light, he noticed that the steering shaft was fractured and detaching. The contact stated that he put the steering shaft back into place; however, the failure recurred while pulling to the front of his brother's residence. The contact stated that the power steering pulley and shaft were fractured, and the engine was overheating. The dealer was not notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure through an online chat. The failure mileage was unknown.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
STEERING WHEEL WONT LOCK WHEN I TURN OFF THE ENGINE DON'T KNOW IF ITS PART OF A RECALL AND DIDN'T FIX IT RIGHT... BRAKE LIGHT WHEN I STEP HARD ON BRAKE PEDAL THE BRAKE LIGHT COMES ON FOR FEW SECONDS.
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. WHILE DRIVING AT 10 MPH, THE BRAKE LIGHT SWITCH FAILED TO OPERATE. THE CONTACT STATED THAT WHEN THE BRAKE PEDAL WAS DEPRESSED, THE BRAKE LAMP FAILED TO ILLUMINATE. THE VEHICLE WAS NOT TAKEN TO BE DIAGNOSED. THE CONTACT STATED THAT THE BRAKE LIGHT SWITCH WAS REPLACED TWICE; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 47,000.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
PLASTIC COVER ON INTAKE CRACKED AND LEAKED COOLANT
WITH ONLY 30,000 MILES, THE FUEL RAIL ASSEMBLY CORRODED THROUGH, CREATED A PIN HOLE AND SPRAYED FUEL AGAINST THE HOOD ASSEMBLY AND OVER THE ENTIRE TOP OF THE ENGINE. THIS OCCURRED ONLY 2 DAYS AFTER THE VEHICLE HAD BEEN REPAIRED BY FORD FOR THE SAFETY STEERING RECALL. THE VEHICLE WAS REPAIRED AND MECHANIC MENTIONED THAT HE HAS NEVER SEEN THIS BEFORE AND THIS ASSEMBLY SHOULD NOT HAVE CORRODED.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE AUTOMATIC DOOR LOCK FEATURE WAS INOPERABLE. ADDITIONALLY, THE DRIVER'S DOOR FAILED TO UNLOCK WHILE USING THE KEY FOB. THE CONTACT WAS ABLE TO LOCK AND UNLOCK THE OTHER DOORS WITH THE KEY FOB. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 19,000.
CRUISE CONTROL WILL NOT WORK NOR POWER ON. CIGARETTE LIGHTER OUTLET HAS NO POWER.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
AS I WAS DRIVING. 35MPH MY FRONT WHEEL ON THE DRIVER SIDE HAD SNAPPED OFF CAUSING MY VEHICLE TO CRASH INTO A PARKED VEHICLE. LONG STORY SHORT. I'M GOING THRU A FINANCIAL CRISIS. MY CAR WAS TOWED BY AAA TO MY HOUSE. I NOTIFIED MY INSURANCE COMPANY. WHY DID THE POLICE TOW MY CAR AWAY FROM MY HOUSE? SOMEBODY NEEDS TO TAKE CARE OF THIS BECAUSE I CAN'T. TRANSPORTATION IS ESSENTIAL TO ME. PLEASE I NEED HELP. *TR
PAINT STARTED TO PEEL IN THE FRONT CENTER OF THE ROOF, A SMALL SPOT. I THOUGHT A STONE OR ROCK HIT IT. THEN AROUND THE SIDES OF THE BACK WINDSHIELD. THIS SPRING THE HOOD STARTED TO PEEL ALSO. FIRST IN ONE SPOT THEN IN MULTIPLE SPOTS. IT STARTS BY A BUBBLE, THEN IT POPS AND PEELS OFF IN CHIPS, WHICH STICK TO THE WINDSHIELD AT TIMES. THEN IT STARTS TO PEEL OFF IN BIG PIECES. AT ALL TIMES IT PEELS DOWN TO THE BARE METAL. IT DEFINITELY APPEARS THAT THE AFFECTED AREAS(PARTS) ARE NOT PRIMED. WHEN DRIVING YOU CAN SEE THE PAINT START TO LIFT OFF AND LET GO. THIS PROBLEM SEEMS IT WILL NOT STOP UNTIL THE WHOLE HOOD AND ROOF ARE BARE. SEAT BELT LIGHT DOES NOT GO OFF WHEN BUCKLED. YOU CAN ATTEMPT TO BUCKLE AND UNBUCKLE MULTIPLE TIMES IT WORKS AND DOES NOT WORK. SOME DAYS THERE IS NO PROBLEM AND OTHER DAYS IT IS AN ISSUE. *TR
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
LOW BEAM HEADLIGHT RIGHT SIDE DOES NOT WORK.
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. WHILE DRIVING AT UNKNOWN SPEEDS, THE HEADLIGHTS SHUT OFF WITHOUT WARNING. THE CONTACT CALLED THE LOCAL DEALER (BILLY CAIN FORD, 4191 MAYSVILLE RD, COMMERCE, GA 30529, (888) 825-0677) AND WAS INFORMED THAT THE HEADLIGHT MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 196,638. THE VIN WAS NOT AVAILABLE.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHEN THE AIR CONDITIONER OR HEAT WAS ACTIVATED, IT WOULD NOT BLOW AS DIRECTED. IF HE PLACED THE INDICATOR ON THE FLOOR BLOWER, THE AIR OR HEAT WOULD BLOW FROM THE DEFROSTER OR BLOW TOWARD THE PASSENGER. THE DEALER INFORMED THE CONTACT THAT THE AUTOMATED AIR CONDITIONER CONTROL HEAD MALFUNCTIONED AND NEEDED TO BE REPLACED. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHO CONFIRMED THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE HOWEVER, DID NOT OFFER ANY ASSISTANCE. NO REPAIRS WERE PERFORMED. THE CURRENT MILEAGE WAS 73,000. THE APPROXIMATE FAILURE MILEAGE WAS 71,000.
TL*THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT SHE HAD THE WIPER MOTOR REPLACED TWICE IN A NINE MONTH PERIOD. WHEN THE MOTOR MALFUNCTIONED DURING RAINY WEATHER CONDITIONS WHICH MADE IT DIFFICULT TO SEE THE ROAD. THE LOCAL MECHANIC THAT REPAIRED THE VEHICLE STATED THAT SEVERAL FORD OWNERS ALSO HAD DEFECTIVE WIPER MOTORS. THE FAILURE MILEAGE WAS 55,000. THE CURRENT MILEAGE WAS 63,000. UPDATED 03/16/11 *BF THE CONSUMER STATED THE WINDSHIELD MOTOR STOPPED WORKING THREE TIMES WHILE DRIVING. UPDATED 05/06/11
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
The contact owns a 2006 Mercury Grand Marquis. The contact stated that while stopped at a stop sign and attempting to accelerate, the vehicle failed to accelerate as intended. The contact stated that there was a loud clanking sound coming from the vehicle. The vehicle was towed to an independent mechanic where it was diagnosed with transmission failure. The contact was informed that the transmission needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 85,000.
I HAVE HAD 37 INSTANCES OF ENGINE ACCELERATION WHEN I BRAKE WITH MY 2006 MERCURY GRAND MARQUIS. THE FIRST INSTANCE WAS IN MAY, 2007. I DEPRESS THE BRAKE PEDAL, AND THE ENGINE FIRST SLOWS TO APPROX 850 - 900 RPM THEN BEGINS RUNNING UP TO OVER 2500 RPM. THE DEALER SAYS I'M HITTING THE BRAKE AND THE GAS AT THE SAME TIME. I'VE TRIED DOING THAT AND IT IS EXTREMELY DIFFICULT. I SUSPECT A COMPUTER MALFUNCTION WHERE THE BRAKING IS TRIGGERING A COMPUTER-INITIATED ENGINE ACCELERATION. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE VEHICLE SUDDENDLY ACCELERATED AND BRAKES FAILED INTERMITTENTLY. ALSO, THE CONTACT MENTIONED THAT THE POWER STEERING MALFUNCTIONED AND AS A RESULT, THE STEERING WHEEL BECAME HARD TO MANEUVER WHENEVER ATTEMPTING TO MAKE A TURN. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO INFORMED THE CONTACT THAT THE VEHICLE WAS INCLUDED IN RECALL NHTSA CAMPAIGN ID NUMBER: 13V385000 (STEERING). THE VEHICLE WAS REPAIRED UNDER THE RECALL. IN ADDITION, THE CONTACT MENTIONED THAT THE VEHICLE ACCELERATED UPON APPLYING BOTH FEET TO THE BRAKE PEDAL TO NO AVAIL. THE AUTHORIZED DEALER DIAGNOSED AND REPLACED THE BALL JOINTS, LOWER CONTROL ARM, FRONT AND BACK BRAKES, FUEL FILTER AND THE STABILIZER BAR. THE FAILURE RECURRED INTERMITTENTLY WITH THE BRAKES SMOKING UPON THE CONTACT ATTEMPTING TO PARK THE VEHICLE WITH BOTH FEET ON THE BRAKES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE THROTTLE ASSY NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED AND THE FAILURE STILL RECURRED WITH THE UNINTENDED ACCELERATION AND BRAKE FAILURE. THE VEHICLE WAS TO BE INSPECTED, DIAGNOSED AND REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 55,749.
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE HOOKS OF THE REAR AXLE WERE RUSTED. THE VEHICLE WAS NOT REPAIRED OR DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE CONTACT WAS CONCERNED THAT THE RUST WOULD SPREAD TO THE AXLE. THE APPROXIMATE FAILURE MILEAGE WAS 64000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
AS I WAS DRIVING. 35MPH MY FRONT WHEEL ON THE DRIVER SIDE HAD SNAPPED OFF CAUSING MY VEHICLE TO CRASH INTO A PARKED VEHICLE. LONG STORY SHORT. I'M GOING THRU A FINANCIAL CRISIS. MY CAR WAS TOWED BY AAA TO MY HOUSE. I NOTIFIED MY INSURANCE COMPANY. WHY DID THE POLICE TOW MY CAR AWAY FROM MY HOUSE? SOMEBODY NEEDS TO TAKE CARE OF THIS BECAUSE I CAN'T. TRANSPORTATION IS ESSENTIAL TO ME. PLEASE I NEED HELP. *TR
WHEN PARKING A NEWLY ACQUIRED USED 2006 MERCURY GRAND MARQUIS AT IDLE SPEED IN A LOCAL SHOPPING CENTER, THE ENGINE ACCELERATED AND THE HARDER I PRESSED THE BRAKE THE FASTER THE ENGINE RAN. TO THE EXTENT THE TRACTION CONTROL ACTIVATED AND THE WHEELS SPUN IN PLACE. THE ONLY WAY I PREVENTED CRASHING INTO THREE PARKED WAS TO SHIFT THE TRANSMISSION INTO NEUTRAL WITH THE ENGINE RACING. WHAT APPARENTLY HAPPENED WAS MY FOOT WAS NOT CENTERED ON THE BRAKE PEDAL AND THE PEDAL TRAVELED TO THE POINT WHERE I WAS ALSO PRESSING ON THE ACCELERATOR. EVIDENTLY THE TRAVEL DISTANCE OF THE BRAKE PEDAL WAS SO LONG I PRESSED ON THE ACCELERATOR PEDAL AT THE SAME TIME. I TOOK THE CAR TO A MERCURY DEALER AND WAS TOLD THIS WAS A COMMON PROBLEM, BUT HE COULD NOT CORRECT IT BECAUSE THE BRAKE AND ACCELERATOR PEDALS WERE OPERATING AS DESIGNED. THE DEALERS TECHNICIAN REPORTED THAT MY COMPLAINT WAS THAT THE PEDALS SEEMED TO CLOSE TOGETHER. THIS MAY BE TRUE, BUT THE PROBLEM IN MY MIND IS THE TRAVEL DISTANCE OF THE BRAKE PEDAL. I WAS ALSO TOLD FORD HAS NOT AS YET ISSUED A SOLUTION TO THIS SAFETY PROBLEM. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
SPORADICALLY AND WITHOUT WARNING, MY CRUISE CONTROL WILL ACTIVATE CAUSING THE VEHICLE TO IMMEDIATELY ACCELERATE. I HAD BEEN USING THE CONTROL BUT HAD DE-ACTIVATED IT BUT DEPRESSING THE BRAKE WHICH LEAVES THE UNIT "ON" BUT NOT ACTIVATED. *TR
TL* - THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. WHEN THE ENGINE WAS STARTED IT WOULD REV VERY HIGH. WHEN THE BRAKES WERE APPLIED THE VEHICLE WOULD ABRUPTLY GO INTO DRIVE. THE FAILURE OCCURRED INTERMITTENTLY. THERE WERE NO WARNING INDICATORS. THE FORD DEALER WAS UNABLE TO DIAGNOSE OR DUPLICATE THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 200 MILES, AND THE CURRENT MILEAGE WAS 11,000 MILES. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS EQUIPPED WITH A MICHELIN P225/60PR16 DEFENDER TIRE. WHILE DRIVING 70 MPH, THE REAR PASSENGER TIRE BLEW. THE CONTACT STATED THAT THE VEHICLE CRASHED INTO A GUARD RAIL. THE CONTACT AND THE DRIVER SUSTAINED INJURIES BUT THE CONTACT COULD NOT RECALL THE EXACT INJURIES. A POLICE REPORT WAS NOT FILED OF THE INCIDENT. NEITHER THE VEHICLE NOR THE TIRE WAS TAKEN FOR INSPECTION OR DIAGNOSIS. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE VIN AND DOT NUMBER WERE UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 114,000. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Heating & air conditioning
Reports naming the heating, ventilation and air-conditioning system.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE A/C AND HEATING SYSTEM WERE NOT WORKING PROPERLY. THE CONTROLS HAD BEEN EXTREMELY HOT. THE VEHICLE WAS DIAGNOSED AND REPAIRED BY AN AUTHORIZED DEALER. THE FAILURE RECURRED. THE CONTACT WAS NOT SURE OF THE SPECIFIC PARTS THAT HAD BEEN REPLACED OR REPAIRED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE AUTOMATIC DOOR LOCK FEATURE WAS INOPERABLE. ADDITIONALLY, THE DRIVER'S DOOR FAILED TO UNLOCK WHILE USING THE KEY FOB. THE CONTACT WAS ABLE TO LOCK AND UNLOCK THE OTHER DOORS WITH THE KEY FOB. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 19,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .