RoadVitals

2009 Mercedes-Benz ML350 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.
18
Latest Mar 25, 2021
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.
19%
of 93 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 2009 Mercedes-Benz ML350 submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 18 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

Shown in the owner’s own words, exactly as filed

Seat belts
Filed Mar 25, 2021

THE REAR SEAT BELTS DO NOT RETRACT ONCE PULLED OUT. OVER THE COURSE OF SEVERAL DAYS, THEY SLOWLY WORK THEIR WAY BACK UP. NO VEHICLE SHOULD HAVE A SEATBELT FAIL; IT IS EVEN MORE RIDICULOUS THAT THIS PART FAILED IN A CAR THAT IS THIS EXPENSIVE OR THAT HAS HAD SUCH A LONG HISTORY OF SAFETY. IT ISN'T SAFE FOR ANYONE TO SIT IN THE BACK SEATS BECAUSE THE SEAT BELTS ARE OUT-STRETCHED SO FAR THAT A PERSON WOULD BE THROWN FORWARD A WAYS BEFORE THE SEATBELTS STOPPED THEM. THAT IS DANGEROUS.

NHTSA ID
11404801
Incident
Jul 5, 2020
Mileage
115,000 mi
Seat belts
Filed Apr 29, 2019

BOTH REAR SEAT BELTS WILL NOT RETRACT. THEY ARE FULLY EXTENDED.

NHTSA ID
11204361
Incident
Apr 29, 2019
Mileage
70,000 mi
Seat belts
Filed Aug 1, 2018

IT DOES NOT RETRACT BACK AT ALL

NHTSA ID
11115070
Incident
Dec 5, 2017
Mileage
78,000 mi
ElectricalSeat belts
Filed Jun 13, 2016

2 ISSUES: RIGHT SIDE REAR SEAT BELT WILL NOT RETRACT. SECOND; AFTER A WEEK IN THE DEALERSHIP TO FIX AN A/C UNIT THAT CUTS OUT REPEATEDLY, AND THE ASSURANCES THAT THE NEW HARNESS THEY INSTALLED WOULD FIX THE PROBLEM, IT HASN'T. EVEN THOUGH THE OUTSIDE TEMPS ARE NOT INTO TRIPLE DIGITS, IT WILL STOP COOLING AND SLOWLY THE AIR TEMP RISES. I THOUGHT THAT BEING IN SLOW TRAFFIC WAS THE REASON, BUT ON THE OPEN ROAD AND AN OAT OF 74, IT DID IT AGSIN.

NHTSA ID
10873875
Incident
Jun 11, 2016
Mileage
80,000 mi
Seat belts
Filed May 18, 2016

REAR SEAT BELTS DO NOT RETRACT

NHTSA ID
10865646
Incident
Sep 28, 2013
Seat belts
Filed May 13, 2016

LH REAR SEAT BELT DOES NOT RETRACT.

NHTSA ID
10864754
Incident
Apr 4, 2016
Mileage
55,000 mi
Seat belts
Filed Jan 8, 2016

REAR LEFT SEAT BELT WILL NOT RETRACT.

NHTSA ID
10818849
Incident
Jan 7, 2016
Mileage
69,500 mi
Seat belts
Filed Jan 5, 2016

THE REAR SEAT BELTS DO NOT FIT SNUGLY AND THEY WILL NOT RETRACT AFTER USAGE. THIS IS A SERIOUS SAFETY ISSUE AS THEY ARE INOPERABLE. BACK SEAT PASSENGERS ARE AT RISK DURING DRIVING.

NHTSA ID
10818053
Incident
Jan 1, 2016
Mileage
65,000 mi
Seat belts
Filed May 5, 2015

REAR SEAT BELTS ARE LOOSE, SEAT BELTS DON'T HOLD AND DON'T GO BACK. ON BOTH SIDES IN REAR. SEAT BELTS STAYS LOOSE. THIS IS A DEFECT. *TR

NHTSA ID
10714711
Incident
Oct 6, 2014
Mileage
48,000 mi
Seat belts
Filed Feb 2, 2015

I HAD A PASSENGER IN THE REAR OF MY VEHICLE AND SHE TOLD ME THE SEAT BELTS DID NOT WORK. THE REAR PASSENGER BELT WOULD NOT RETRACT. WHEN I STOPPED THE VEHICLE WE CHECKED BOTH SIDES AND NEITHER REAR BELTS ARE WORKING. THEY ARE ALL OUT OF THE CONTAINMENT SYSTEM AND LOCKED. THEY WILL NOT RETRACT AND THEREFORE CANNOT BE USED. I CONTACTED MB USA TO FIND OUT IF THERE IS A RECALL FOR THE SEAT BELTS AFTER I WENT ONLINE AND FOUND OUT THAT THIS IS A VERY COMMON PROBLEM WITH THEIR VEHICLES. THEY TOLD ME THERE IS NO RECALL AND THEY REFERRED ME BACK TO THE DEALERSHIP. I AM ABOUT TO CALL THE DEALERSHIP, BUT I SUSPECT THAT WHAT I READ ONLINE IS TRUE. THEY ARE PASSING ON A DEFECTIVE SEAT BELT TO THE CONSUMER TO REPAIR JUST AS I READ ONLINE. I AM FILING THIS COMPLAINT IN THE HOPE THAT YOU WILL INVESTIGATE MB FOR THIS ISSUE. I HAVE BEEN A LONG-TIME CUSTOMER OF MB, BUT THIS MAY JUST CHANGE MY MIND. *TR

NHTSA ID
10680613
Incident
Feb 1, 2015
Mileage
68,822 mi
Seat belts
Filed Oct 12, 2014

REAR SEATBELT WILL NOT RETRACT. MILEAGE IS PAST WARRANTY COVERAGE & FIX IS VERY PRICEY (APPROX $800). THIS IS A MAJOR SAFETY ISSUE ESPECIALLY WITH PASSENGERS, MOSTLY CHILDREN, IN THE BACK. I GOOGLED THIS & IT SEEMS I AM NOT THE ONLY ONE WHO HAS THIS ISSUE. IT IS WIDE SPREAD & A FAULT OF THE MANUFACTURER. MERCEDES SHOULD BE REQUIRED TO FIX THIS FREE OF CHARGE! PLEASE HELP. *TR

NHTSA ID
10644186
Incident
Sep 1, 2014
Mileage
60,000 mi
Seat belts
Filed Apr 28, 2014

REAR SEAT BELTS ON BOTH SIDES DO NOT RETRACT. THEY HAVE NOT WORKED SINCE WE PURCHASED THE CAR. ALTHOUGH I HAVE FOUND NUMEROUS COMPLAINTS ONLINE OF THIS PROBLEM, WITH THIS MAKE AND MODEL, I HAVE NOT YET FOUND A RECALL. PLEASE CONSIDER AN INVESTIGATION ON THIS ISSUE. AS OUR CHILDREN ARE ALMOST ALWAYS THE ONES IN THE BACK SEAT, IT IS THEIR LIVES AT RISK FROM THIS FAULTY EQUIPMENT. *JS

NHTSA ID
10585301
Incident
Apr 2, 2012
Seat belts
Filed Apr 14, 2014

THE REAR PASSENGER AND MIDDLE PASSENGER SEAT BELTS BOTH WENT SLACK. NOT DUE TO ANY MISUSE. CERTIFIED PREOWNED WARRANTY EXPIRED OCTOBER 31, 2013. MERCEDES COVERED COST OF PARTS, I PICKED UP COST OF LABOR. *JS

NHTSA ID
10579603
Incident
Apr 4, 2014
Mileage
59,000 mi
Seat belts
Filed Mar 18, 2014

BOTH REAR SEAT BELTS WILL NOT RETRACT. THEY GET STUCK FULLY OPEN. *TR

NHTSA ID
10573104
Incident
Dec 1, 2013
Mileage
60,000 mi
Seat belts
Filed Mar 12, 2014

BOTH REAR SEAT BELTS WILL NOT RETRACT. DEALER WANTS $1450 TO FIX THEM. *TR

NHTSA ID
10568828
Incident
Dec 18, 2013
Mileage
50,000 mi
Seat belts
Filed Feb 19, 2014

REAR SEAT BELT WON'T RETRACT. THE REAR SEAT BELT BEHIND THE DRIVER WILL NOT RETRACT. *TR

NHTSA ID
10564899
Incident
Sep 17, 2013
Mileage
65,039 mi
Seat belts
Filed Jan 20, 2014

REAR SEAT BELT WON'T RETRACT. MANY HAVE THIS PROBLEM ACCORDING TO ONLINE FORUMS. VERY COMMON ISSUE. MERCEDES BENZ WILL NOT COVER, VEHICLE OUT OF WARRANTY. THEY WANT OVER $700 TO FIX. *TR

NHTSA ID
10560733
Incident
Dec 1, 2013
Mileage
55,000 mi
Seat belts
Filed Jan 16, 2014

REAR SEAT BELT WILL NOT RETRACT. THAT SEAT BELT RARELY GETS USED AND IS CLEAN AS A WHISTLE. IN READING ONLINE FORUMS, THIS APPEARS TO BE A COMMON PROBLEM WITH THIS MODEL. *TR

NHTSA ID
10560302
Incident
Oct 1, 2013

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.

Other components reported on this vehicle

Categories with enough reports to have a page of their own

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .