RoadVitals

2005 Mercury Grand Marquis Seat belts Problems

Owner-reported complaints naming the seat belt system, filed with NHTSA

Data refreshed

Seat belts reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
36
Latest Jul 1, 2025
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
7%
of 487 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
0
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming seat belts, buckles, retractors and pretensioners. Every record below is an owner-reported complaint about the 2005 Mercury Grand Marquis submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 36 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming seat belt

The 25 most recent of 36, in the owner's own words

Seat belts
Filed Jul 1, 2025

Seat belt does not fully clip in to buckle and tends to come undone while in operation of motor vehicle furthermore requires occupant to wiggle buckle back and forth to attempt to get a good connection between the two, belt and buckle.

NHTSA ID
11670422
Incident
Jun 1, 2025
AirbagsSeat belts
Filed Nov 7, 2023

My drivers side seat belt works sometimes and sometimes it doesn’t and also my passenger side airbag light stays on when starting the car it flashes a few times and then stays on

NHTSA ID
11553983
Incident
Nov 7, 2023
AirbagsSeat belts
Filed Oct 5, 2022

The contact owns a 2005 Mercury Grand Marquis. The contact stated that on numerous occasions while the vehicle was started, the driver’s side air bag warning light intermittently illuminated. The vehicle was taken to the dealer where it was diagnosed with a driver’s air bag pretensioner fault and that the seat belt pretensioner needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 40,842.

NHTSA ID
11487986
Incident
Apr 20, 2022
Mileage
40,842 mi
AirbagsSeat belts
Filed Jul 14, 2022

Passenger seat belt pre-tensioner has malfunctioned. Air bag check light flashing code 34. My mechanic informs me the entire SRS will not function in a crash. He was informed by Ford that a replacement part is no longer available. The vehicle mileage is around 43,000. No rust and no collision damage. With the numerous complaints about this same problem why hasn't a safety recall be issued? Why hasn't Ford been required to stock replacement parts for a longer time?

NHTSA ID
11473979
Incident
Jul 5, 2022
AirbagsSeat belts
Filed Oct 21, 2020

AIRBAG FAULT CODE 34. PASSENGER SIDE SEATBELT PRETENSIONS CIRCUIT RESISTANCE OUTSIDE LIMITS. CIRCUIT WAS DAMAGED BY STATIC DISCHARGE FROM HUMAN TO OUTSIDE OF DOOR. VEHICLE WAS PARKED DURING BOTH INCIDENTS. NO ACCIDENT. NO DETONATION OF EXPLOSIVE CHARGE. SAME PROBLEM OCCURRED 2 YEARS AGO ON DRIVER SIDE WITH CODE 33. NUMEROUS REPORTS FROM OTHER CONSUMERS. PLEASE INQUIRE TO REPAIR FACILITY 'SAFETYRESTORE DOTCOM' FOR NUMBER OF THESE FAILURES. AIRBAGS ARE INOP WHEN FAULT OCCURS. NEED SHIELDED CIRCUIT TO PREVENT REOCCURRENCE.

NHTSA ID
11365532
Incident
Oct 18, 2020
Mileage
54,000 mi
AirbagsSeat belts
Filed Mar 5, 2020

THE SEAT BELT LITE STARTED FLASHING THEN WENT OUT AND NOW THE ALARM GOES OFF AND RINGS 5 TIMES AND DOES IT 5 TIMES IT DOES THIS WHEN YOU START THE CAR

NHTSA ID
11316304
Incident
Feb 15, 2020
Seat belts
Filed May 27, 2019

AIR BAG DIL CODE CAME UP 33. TOOK CAR TO REPAIR, COST ~$1300 TO REPLACE FAILED PRETENSIONERS DRIVER AND PASSENGER. SAFETY WAS COMPROMISED WITHOUT REPAIR AND COULD HAVE RESULTED IN MORE SEVERE INJURY OR EVEN DEATH HAD A COLLISION OCCURRED.

NHTSA ID
11210188
Incident
May 17, 2019
Mileage
84,458 mi
AirbagsSeat belts
Filed Aug 28, 2018

AIR BAG LIGHT STAYS ON. WHEN STARTING CAR, GET 3 DINGS TWICE, PAUSE, REPEAT ... I HAVE BEEN TOLD BY A LOCAL DEALER IT WILL COST $600-$1200 TO FIX. CONSIDERING THE NUMBER OF COMPLAINTS ON THIS ISSUE AND THE FACT THAT IT IS A SAFETY ISSUE, WHY HAS NHTSA NOT REQUIRED A RECALL? SINCE I CANNOT AFFORD THE COST, I GUESS I WILL HAVE TO LIVE WITH IT AS I AM SURE MANY OTHERS ARE DOING.

NHTSA ID
11123013
Incident
Jun 12, 2017
Mileage
48,000 mi
AirbagsSeat belts
Filed Oct 31, 2017

TL* THE CONTACT OWNS A 2005 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE AIR BAG WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE SEAT BELT PRETENSIONERS ON THE FRONT DRIVER AND PASSENGER SIDES MALFUNCTIONED AND THE SEAT BELT ASSEMBLY WOULD NEED TO BE REPLACED. GRIFFITH FORD SEGUIN (I-10 FRONTAGE RD, SEGUIN, TX) STATED THAT THERE WERE NO RECALLS ON THE VEHICLE AND ANY REPAIR WOULD BE AT THE CONTACT'S EXPENSE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND REFERRED THE CONTACT TO NHTSA. THE FAILURE MILEAGE WAS APPROXIMATELY 21,000.

NHTSA ID
11041651
Incident
Oct 17, 2017
Mileage
21,000 mi
AirbagsExterior lightingSeat belts
Filed Jun 26, 2017

TL* THE CONTACT OWNS A 2005 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE SEAT BELTS FAILED TO FUNCTION PROPERLY IN THE VEHICLE. IN ADDITION, THE AIR BAG WARNING LIGHT REMAINED ILLUMINATED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V861000 (EXTERIOR LIGHTING). THE VEHICLE HAD NOT YET BEEN DIAGNOSED BY A DEALER. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND THE CONTACT WAS WAITING FOR A RESPONSE TO SCHEDULE A REPAIR SOLUTION WITH A DEALER. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.

NHTSA ID
11001380
Incident
May 1, 2017
Mileage
70,000 mi
AirbagsSeat belts
Filed Jun 27, 2016

HELLO, I OWN A 2005 MERCURY GRAND MARQUIS AND HAVE BEEN EXPERIENCING AN APPARENT PROBLEM WITH THE AIR BAG / SEATBELT SYSTEM. THERE IS A LIGHT THAT IS ON THAT SAYS AIRBAG. I HAD IT CHECKED OUT BY MY LOCAL MECHANIC WHO SAID IT WAS LIKELY A SEATBELT TENSIONER PER THE CODE IN THE COMPUTER. AFTER DOING SOME RESEARCH ONLINE, I DISCOVERED THAT THERE WERE PAGES OF PEOPLE WITH SIMILAR PROBLEMS. A WORKING REPLACEMENT COULD NOT BE INSTALLED AS THESE PARTS ARE NUMBERED TO THE CAR AND HAVE TO BE REPAIRED AND REPROGRAMMED. DEALERS HAVE QUOTED OVER $500+ FOR THE REPAIR, PER MY RESEARCH. GIVEN THE AMOUNT OF PEOPLE JUST ON THE FORUMS, FOR MANY YEARS AND MILEAGES OF THIS CAR, JUST FOR THIS PROBLEM. THERE IS AN APPARENT PROBLEM WITH FORD'S S Q.C. FROM THE START. IF THEY ARE GOING TO INSTALL A SAFETY SYSTEM IT OUGHT NOT BECOME A LIABILITY, AS I DON'T KNOW IF IT WILL SAVE ME OR INJURE ME MUCH LESS IF THE SEAT BELTS WILL WORK IN AN EMERGENCY! YOUR FEEDBACK IS APPRECIATED. IF I HAVE REACHED THE WRONG DEPT. IN ERRATA COULD YOU EITHER FORWARD THIS TO THE RIGHT PARTY OR LET ME KNOW WHO TO CONTACT. AGAIN THERE ARE NUMEROUS COMPLAINTS ONLINE ABOUT THESE VEHICLES. I HAVE EXPERIENCED FORD NOT INCLUDING ON THE RECALL LIST, MODELS THAT HAVE HAD RECALL PROBLEMS BEFORE. PLEASE HELP. THANK YOU KINDLY [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID
10876976
Incident
Jun 10, 2016
Mileage
87,000 mi
AirbagsElectricalSeat belts
Filed Apr 7, 2016

I PURCHASED THE VEHICLE AS A USED VEHICLE WITH 42900 MILES. THE VEHICLE HAS NO HISTORY OF AN ACCIDENT ON THE CARFAX REPORT. THE AIRBAG LIGHT CAME ON AND THE REPAIR ENDED UP COSTING OVER $1000 BECAUSE NEW SENSORS HAD TO BE INSTALLED FOR THE SEAT BELT ASSEMBLIES. THE AUTOMOBILE MECHANIC SAID THIS IS COMMON FOR 2005 FORD AUTOMOBILES. WHY HASN'T FORD ISSUED A RECALL TO CORRECT THE PROBLEM?

NHTSA ID
10854133
Incident
Feb 12, 2016
Mileage
42,992 mi
AirbagsSeat belts
Filed Mar 29, 2016

AIRBAG WARNING LIGHT ILLUMINATED. DIAGNOSIS INDICATED SEAT BELT PRE-TENSIONER WAS DEFECTIVE. SINCE AIRBAG WOULD NOT DELOY IN THIS CONDITION, IT WAS REPLACED, COSTING $513.00. INTERNET SEARCH SHOWS NUMEROUS COMPLAINTS.SAFETY RECALL IS WARRANTED.

NHTSA ID
10852201
Incident
Nov 23, 2015
Mileage
50,000 mi
Seat belts
Filed Jan 22, 2016

WHEN THE VEHICLE IS STARTED, THE AIR BAG LIGHT COMES ON AND FLASHES THE CODE 34. IT THEN STAYS ON AS LONG AS THE VEHICLE IS OPERATING. THE CODE MENTIONED ABOVE IS FOR THE PASSENGER SEAT PRE-TENSIONER. SINCE THIS IS PART OF THE SAFETY EQUIPMENT (BELTS MAY NOT LOCK DURING A COLLISION), I BELIEVE THIS IS AN ITEM THE MANUFACTURER SHOULD TAKE CARE OF. THE DEALER QUOTED $700 TO REPLACE THE UNIT. THIS HAS BEEN AN ONGOING ISSUE WITH THE VEHICLE.

NHTSA ID
10821663
Incident
Jan 4, 2016
Mileage
35,200 mi
AirbagsSeat beltsSteering
Filed Jul 22, 2015

2005 MERCURY GRAND MARQUIS. CONSUMER WRITES IN REGARDS TO SEAT BELTS AND STEERING WHEEL PRESS SWITCH REPLACEMENT. *SMD THE CONSUMER STATED IN JUNE 2015, THE DRIVER'S SEAT BELT WAS REPLACED WHICH WAS THE CAUSE OF THE AIR BAG LIGHT BEING ON. *JB MA 10/8 UPDATED 11/30/2017*CN

NHTSA ID
10735227
Incident
Dec 13, 2012
AirbagsSeat belts
Filed Jul 16, 2015

TL* THE CONTACT OWNS A 2005 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE AIR BAG WARNING LIGHT ILLUMINATED CONTINUOUSLY. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE SEAT BELT ASSEMBLY NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 66,900. MA 10/5 UPDATED 11/27/2017*CN

NHTSA ID
10734456
Incident
May 13, 2015
Mileage
66,900 mi
AirbagsSeat belts
Filed May 27, 2015

TL* THE CONTACT OWNS A 2005 MERCURY GRAND MARQUIS. WHILE DRIVING AT VARIOUS SPEEDS, THE AIR BAG WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE AIR BAG PRETENSIONER FAILED. AS A RESULT, THE SEAT BELT RETRACTOR ASSEMBLY NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 51,000. THE VIN WAS NOT AVAILABLE. UPDATED 7/16/15*CN THE CONSUMER STATED THE PARTS HAVE NOT BEEN IN STOCK SINCE 10-10-14. UPDATED 07/23/15*JB

NHTSA ID
10721673
Incident
Nov 10, 2014
Mileage
51,000 mi
AirbagsSeat belts
Filed May 19, 2015

AIR BAG DASH LIGHT STARTED TO FLASH SEVERAL TIMES AND THEN REMAINED ILLUMINATED STEADILY AFTER A FEW DAYS. DEALERSHIP CONDUCTED DIAGNOSTIC SCAN, WHICH REVEALED PROBLEM WITH BOTH DRIVER AND PASSENGER PRETENSIONERS, NEEDING REPLACING. THEIR ESTIMATE WAS APPROX. $1,500.00. FROM WHAT WE'VE RESEARCHED, THERE APPEAR TO BE NUMEROUS INCIDENTS OF THIS NATURE. THERE SHOULD BE A FULL INVESTIGATION WITH POSSIBLE RECALL. CANNOT AFFORD THIS REPAIR!!

NHTSA ID
10717397
Incident
Jan 20, 2015
Mileage
25,712 mi
AirbagsSeat belts
Filed May 7, 2015

TL* THE CONTACT OWNS A 2005 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE AIR BAG LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO A DEALER AND IT WAS DETERMINED THAT THE SEAT BELT PRETENSIONER FAILED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 97,000. ....UPDATED 07/22/15 *BF UPDATED 10/13/2017*CN

NHTSA ID
10715089
Incident
May 5, 2015
Mileage
97,000 mi
AirbagsSeat belts
Filed May 5, 2015

CAR FAILED SAFETY INSPECTION DUE AIR BAG WARNING LIGHT ON. DIAGNOSIS INDICATED THAT THE DRIVER'S SEAT BELT PRETENSIONER HAD FAILED, AND AIR BAG WOULD NOT INFLATE IN A CRASH. THE PRETENSIONER HAD TO BE REPLACED. THIS SEEMED LIKE A PREMATURE FAILURE, AS THE CAR HAS ONLY 47924 MILES. THE SERVICE DESK PERSON AT THE DEALER SAID THAT THIS WAS VERY COMMON IN MERCURY GRAND MARQUIS. I DID SOME CHECKING ON THE INTERNET AND FOUND THAT HE WAS CORRECT, ACCORDING TO ALL OF THE REPORTS EXACTLY LIKE MINE. IN VIRGINIA A CAR FAILS FOR THIS LIGHT BEING ON. I'M NOT SURE ABOUT OTHER STATES. IN VIEW OF THE FREQUENCY OF THIS PROBLEM, I FEEL THERE SHOULD BE A RECALL. *TR

NHTSA ID
10714748
Incident
May 5, 2015
Mileage
47,924 mi
AirbagsSeat belts
Filed Mar 12, 2015

THIS STARTED OUT WITH LIGHTS AND WINDSHIELD WIPERS CUTTING OFF AND ON WITH NO APPARENT WEARING. ALSO BURNING SMELL. TOOK IT IN GOT THAT FIXED. I WAS INFORMED THIS HAD OCCURRED IN OTHERS SAME EXACT THING. RIGHT AFTER THAT NEXT THING WAS DASH LIGHTS FOR ABS, AIRBAG, AND ANTI SKID STAY ON. I TOOK IT TO 2 PLACES. WAS TOLD IT WAS A MODULE UNIT BY ONE PLACE THE OTHER COULDN'T FIND A REASON. I HAVE NOT HAD IT FIXED SINCE I COULDN'T GET A CLEAR REASON FOR IT, ALSO THE CAR RUNS FINE. THE LIGHTS MUST MEAN SOMETHING. I'M GOING TO SELL IT BUT NEED TO GET AS MUCH A POSSIBLE FOR IT AND THIS WILL TAKE AWAY FROM THE BUYING PRICE. NEED TO FIX BUT WAS TOLD THE MODULE UNIT REPAIR SEEMS STRANGE. PLEASE HELP ANY ADVICE WOULD BE HELPFUL. THANK YOU *TR

NHTSA ID
10693762
Incident
Aug 1, 2013
Mileage
51,200 mi
AirbagsSeat belts
Filed Nov 18, 2014

THE AIR BAG WARNING LIGHT CAME ON AND STAYED ON. TURNED OFF IGNITION. RESTARTED VEHICLE AND AIRBAG WARNING LIGHT CAME BACK ON. TOOK TO FORD DEALER DIAGNOSED AS A BAD SEATBELT PRETENSIONER COST FOR DIAGNOSIS $110.00 ESTIMATED COST TO REPAIR $830.00. DID NOT HAVE REPAIRED. THIS SHOULD BE A RECALL ITEM. *TR

NHTSA ID
10658955
Incident
Oct 12, 2014
Mileage
33,100 mi
AirbagsSeat belts
Filed Sep 9, 2014

BOTH AIR BAG LIGHTS HAVE STAYED LIGHTED FOUR MONTHS APART. REPLACEMENT WAS A COMPLETE (USING FORD MOTOR CO PARTS) UNIT ON DRIVER-SIDE IN MAY 2014. NOW(SEPT 9,2014) THE PASSENGER SIDE UNIT NEEDS REPLACEMENT AT A COST OF $700.00 FOR EACH SIDE. THE STATE OF VIRGINIA INSPECTION PROCESS REQUIRES REPLACEMENT FOR THE VEHICLE TO PASS. I'M TOLD THE AIR BAG IS IN-OPERATIVE WHEN THE LIGHT IS ON THIS A SAFETY ISSUE. *TR

NHTSA ID
10631798
Incident
Sep 9, 2014
Mileage
50,830 mi
AirbagsSeat belts
Filed Jul 28, 2014

MY 2005 MERCURY GRAND MARQUIS AIRBAG LIGHT IS ON. DEALERSHIP CLAIMS THE AIRBAGS WILL NOT DEPLOY DUE TO A MALFUNCTIONING SEATBELT PRETENSIONER. REPAIR/REPLACEMENT WILL COST $1800 TO DO BOTH PASSENGER AND DRIVER. CAR ONLY HAS 29,250 MILES ON IT. I HAVE FOUND WHERE THIS SEEMS TO BE AN ONGOING PROBLEM WITH THIS MODEL. ALSO, SAW WHERE THIS ISSUE HAS CAUSED AIRBAGS NOT TO DEPLOY IN A COLLISION. SOME HAVE REPORTED THE PROBLEM REOCCURRING AFTER REPAIR. THIS IS A BAD DESIGN BY MERCURY AND A HUGE SAFETY CONCERN THAT SHOULD HAVE BEEN ISSUED A RECALL! *JS

NHTSA ID
10616800
Incident
Jul 28, 2014
Mileage
29,200 mi
AirbagsSeat belts
Filed Sep 22, 2013

THE SEAT BELT WARNING AIR BAG LIGHT CAME ON AND WON'T GO OFF. IT HAPPEN BACK IN AUG 2011 AT 40,598 MILES NOW TWO YEARS LATER AT 53,631 SAME PROBELM AGAIN. I FILED A COMPLAINT THEN AND NOW ONCE AGAIN , WHEN ARE YOU PEOPLE GOING TO MAKE FORD FIX THESE CARS RIGHT. IF YOU LOOK AT ALL THE COMPLAINTS FILED CONCERNING THE SEAT BELT PROBELM IT WOULD SEEM TO ME THAT YOU ARE DOING ABSOULETY NOTHING EXCEPT LETTING THESE CAR MANUFACTURES GIVE US CONSUMER A BUNCH OF BS AND CHARGE US AND ARM AND LEG TO FIX SOME THING THAT SHOULDN'T BE FAILING THAT SOON. I MEAN COME ON IN 13,000 MILES AND IT FAILS AGAIN. IT WILL COST ME ANOTHER $450.00 TO FIX THE SAME PROBELM AND IF I DON'T THE AIR BAG SYSTEM WILL NOT WORK SO WHERE DOES THAT LEAVE ME???

NHTSA ID
10544854
Incident
Sep 22, 2013
Mileage
53,631 mi

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.

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Data on this page last refreshed .