MERCEDES-BENZ GL350 · model year

2012 MERCEDES-BENZ GL350

23 NHTSA complaints for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2012MERCEDES-BENZGL350 carries 23 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 1 fire, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2012 GL350 is air bags with 13 filings, followed by engine (4) and unknown or other (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 15 investigation files overlapping the 2012 GL350. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

23
Complaints
0
Crashes
1
Fires
1
Injuries
0
Deaths

Total Complaints

23 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
AIR BAGS13
ENGINE4
UNKNOWN OR OTHER1
SERVICE BRAKES, HYDRAULIC1
FUEL/PROPULSION SYSTEM1
SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER1
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER1
VISIBILITY:SUN/MOON ROOF ASSEMBLY1

Recent Complaints

20250102VISIBILITY:SUN/MOON ROOF ASSEMBLY

The contact owns a 2012 Mercedes-Benz GL350. The contact stated while driving at an undisclosed speed, the contact heard an abnormally loud crack. The contact inspected the vehicle and noticed that the rear glass in the moon roof had fractured without impact. The contact used tape on the fractured glass to prevent water from entering the interior of the vehicle. The dealer was made aware of the failure; however, the contact was informed that the replacement parts were no longer being manufactured. The vehicle was not repaired. The manufacturer was made aware of the failure but provided no assistance. The failure mileage was approximately 130,000.

Mileage: 130,000

20240531ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

The contact owns a 2012 Mercedes-Benz GL350. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. In addition, the check engine warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with turbo failure. The contact was informed that the turbo needed to be replaced. The vehicle was not repaired. The contact was informed that the repair could not be covered under the warranty. The contact stated that the failure had previously occurred almost two years prior, and the repair was covered under an unknown recall. The contact also stated that the repair was completed with a refurbished turbo charger. The manufacturer was not made aware of the failure. The failure mileage was approximately 130,000.

Mileage: 130,000

20240130SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

The contact owns a 2012 Mercedes-Benz GLK350. The contact stated that while driving at an undisclosed speed, the front driver's seat was excessively hot while using the heated seat feature. The contact was burned by the excessive heat while using the heated seat. The contact stated there was no medical attention needed; however, the contact placed a pad on the seat for protection. In addition, while using the heated seat feature, the contact became aware of a burning odor. The contact contacted the dealer, and the dealer was made aware of the failure. The contact was informed that the feature was not covered for repair under recall. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure and the contact was advised to report the failure to the NHTSA Hotline. The failure mileage was approximately 99,000.

Mileage: 99,000

20230904ENGINE

Mercedes Benz settled with U.S Government the diesel emission scandal. There are about 122k class members. Under the settlement, Mercedes gave 122k class members 4 year/48k miles warranty. Under the warranty, MB replaced the timing chain in May 2022 but on April, 2023 while driving on I-95 in Massachusetts, the engine completely got shut down while driving 55 miles per hour. Luckily, no one got injured. But the car was not controllable. I barely pulled to the side of the hwy and called the towing. Brought it to MB of Westwood. MB Westwood did a diagnostics.Below is the note Mercedes Benz of Westwood: The car is still at the dealership if you want to send an investigator, Engine Rebuild/Replace: after further tear down found that timing chain guide rails broke, which then got chewed up from chain and gears into smaller pieces. these small pieces got suck up into the oil pump pick up tube, blocking oil flow. The lack of oil to main engine components caused them to overheat and contac

20221024FUEL/PROPULSION SYSTEM

I would like to file an official complaint with Mercedes Service center prior to escalating. Due to neglection the part of your authorized dealership, I am confronted with poor and conniving customer service, strong safety concerns, and financial loss. Also, Euro Motors did not report any issues with the vehicle wire harness during the pre inspection. During the pre inspection the only thing Mechanic pointed out was the rear left air suspension bag losing air (see attached videos of pre and post inspection).I brought in my GL350 for the manufacturing recall on September 20th, with sufficient time to file for the $878.75 cash back rebate for Class Action Settlement. Euro Motors of Germantown, deliberately or carelessly kept my vehicle past the due date of the rebate. When I received the vehicle almost a month later, it stalled in the middle of the highway, risking my life as it gave no prior indication of stalling. When I opened the hood to inspect the vehicle, I noticed the harness wir

20220607AIR BAGS

The contact owns a 2012 Mercedes-Benz GL350. The contact received notification of NHTSA Campaign Number: 16V081000 (Air Bags) and 22V315000 (Service Brakes, Hydraulic) however, the parts to do the recall repairs were not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

20220607SERVICE BRAKES, HYDRAULIC

The contact owns a 2012 Mercedes-Benz GL350. The contact received notification of NHTSA Campaign Number: 16V081000 (Air Bags) and 22V315000 (Service Brakes, Hydraulic) however, the parts to do the recall repairs were not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

20191226UNKNOWN OR OTHER

THE STEERING WHEEL LOCK IS INOPERATIVE. THE STEERING WHEEL WILL NOT BE ABLE TO MOVE DUE TO FACT THAT THE STEERING WHEEL MODULE FAILS. ## VIN PASSED ## MERCEDES-BENZ 2012 ##

Mileage: 70,000

20190329AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2012 MERCEDES-BENZ GL350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT CALLED MERCEDES-BENZ OF DENVER (LOCATED AT 940 S COLORADO BLVD, DENVER, CO 80246, (303) 953-4581) AND WAS INFORMED THAT THE PART WAS NOT AVAILABLE. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

20190312AIR BAGS

TL* THE CONTACT OWNS A 2012 MERCEDES-BENZ GLK350W4. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS) AND 17V017000 (AIR BAGS). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. CROWN EUROCARS (6500 PERIMETER LOOP RD, DUBLIN, OH 43017, (888) 854-8278) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

20180925FireENGINE

TL* THE CONTACT OWNS A 2012 MERCEDES-BENZ GL350BTC. WHILE DRIVING APPROXIMATELY 65 MPH, SMOKE APPEARED FROM THE FRONT END AND UNDERNEATH THE VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS PULLED OVER TO THE SIDE OF THE ROAD AND LEFT TO COOL DOWN. THE CONTACT OPENED THE HOOD AND NOTICED THAT THE ENGINE COMPARTMENT WAS BURNED. THERE WAS NO FIRE OR POLICE REPORT. THERE WERE NO INJURIES. THE VEHICLE WAS TOWED TO THE CONTACTS RESIDENCE WHERE AN INDEPENDENT MECHANIC DIAGNOSED THAT EVERYTHING UNDER THE HOOD WAS BURNED. THE TECHNICIAN DIAGNOSED THAT THE FUEL INJECTOR WAS STUCK AND CAUSED THE FIRE. THE CONTACT CALLED MERCEDES-BENZ OF BEDFORD AT 440-439-0100 (LOCATED AT 18122 ROCKSIDE RD, BEDFORD, OH 44146) AND WAS INFORMED THAT THE VEHICLE COULD BE PICKED UP BY THE DEALER AND A DISCOUNT COULD BE OFFERED TOWARD THE REPAIRS. THE DEALER ALSO STATED THAT THERE WAS NO RECALL OR WARRANTY. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE WARRANTY WAS EXPIRED.

Mileage: 100,000

20180626AIR BAGS

I RECEIVED A LETTER FROM MERCEDES BENZ USA GIVING ME A DATE THE REPLACEMENT PARTS FOR A AIRBAG RECALL REPLACEMENT WILL BE AVAILABLE AROUND MARCH 31, 2018. IT IS JUNE 26 AND THE PARTS ARE STILL NOT AVAILABLE. WAITING FOR ALMOST 12 MONTHS TO HAVE THE AIRBAG RECALL REPLACEMENT PARTS. THIS IS A SERIOUS SAFETY HAZARD TO WAIT ALMOST A YEAR TO BE REPAIRED.

Mileage: 27,400

20180315AIR BAGS

TAKATA RECALLS HELLO, I AM CURRENTLY STATIONED IN GERMANY AND NEED TO SHIP MY VEHICLE BACK BUT CAN'T WITH THIS OPEN RECALL WHICH WAS GENERATED AFTER DEPARTING FROM THE US. HOW DO I GET AN EXCEPTION TO THIS RECALL UNTIL THE VEHICLE ARRIVES IN THE US? THANKS, MATT

20180108AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2012 MERCEDES-BENZ GL350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR AS THE RECALL NOTICE WAS RECEIVED OVER A YEAR AGO. THE DEALER (MERCEDES-BENZ SAN JUAN, 400 E EXPY 83, SAN JUAN, TX 78589 (956) 436-5702) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS CONTACTED SEVERAL TIMES AND WAS UNABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT RECENTLY RECEIVED A POSTCARD FROM TK HOLDINGS, ALERTING HER THAT THEY FILED FOR BANKRUPTCY. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

20171226AIR BAGS

TAKATA RECALL THERE HAS BEEN NO ACCIDENT BUT IF THERE WAS IT COULD BE FATAL. I LIVE IN A HOT, HUMID AREA THAT IS SUPPOSED TO HAVE THE AIRBAG REPLACED BEFORE OTHER AREAS. MY COMPLAINT IS THE PARTS HAVE NOT BEEN ALLOCATED FOR MY CAR. NEED IT DONE!

20171024AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2012 MERCEDES-BENZ GL350. THE CONTACT STATED THAT NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS) EXCEEDED A REASONABLE AMOUNT OF TIME FOR REPAIR. THE CONTACT RECEIVED THE RECALL NOTIFICATION IN JULY OF 2016. THE DEALER (MERCEDES-BENZ OF HENDERSON, 925 AUTO SHOW DRIVE, HENDERSON, NV, 89014) STATED THAT THE PARTS WERE UNAVAILABLE FOR THE REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

20171020AIR BAGS

TAKATA RECALL - I'VE SPOKEN TO THE LOCAL MERCEDES DEALERS SEVERAL TIMES AND THEY HAVE BEEN UNABLE TO RESOLVE TO DATE. OF COURSE, THIS IS EXTREMELY CONCERNING GIVEN THE DEATHS THAT HAVE OCCURRED TO DATE.

20170831ENGINE

WHILE DRIVING BETWEEN BOISE GOING TO PORTLAND, I EXPERIENCED SUDDEN LOST OF POWER IN VERY DANGEROUS TRAFFIC SITUATION. THERE WERE A ROAD WORK AREA, I HAD SEMI-TRUCKS IN FRONT AND BEHIND ME. IT HAPPENED ON I-84W, AROUND 20 MILES OUT OF BAKER CITY OR, MY CAR IS WELL MAINTAINED AT THE DEALERSHIP BARRIER IN BELLEVUE. THERE WAS NO WARNING THAT SOMETHING IS WRONG. I HAD FUEL, THERE WERE NO WARNING LIGHTS OR SIMILAR INDICATION OR COMMING TECHNICAL ISSUE. THE CAR LOST POWER, I MANEGED TO MOVE TO SIDE THAT THE TRUCK BEHIND ME DIDN'T HIT ME! I CALLED A BAKER CITY TOWING, THEY TOW MY VEHICLE TO A SHOP IN THE TOWN, THE SHOP HAD RUN DIAGNISTICS, OIL WAS OK, OBD GAVE THEM 2 FAILURE CODES, THE TROUBLE CODE 126800, STANDART DIAGNISTICS COULD NOT RECOGNIZE THE FAILURE, FURTHER INTERNET SEARCH DIRECTED TU TURBO CHARGE FAULT AND ADVICED ME TO CONTACT MERCEDES. I CALLED BARRIER, THEY DIDN'T HELP ME AT ALL, DIRECTED ME TO MB-ROAD ASSISTANCE, THEY ORGANIZED TOWING MY CAR TO MB DEALERSHIP IN BOISE

Mileage: 46,000

20170724AIR BAGS

TL* TAKATA RECALL. THE CONTACT OWNS A 2012 MERCEDES-BENZ GLK350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 16V081000 (AIR BAGS) AND 17V017000 (AIR BAGS) HOWEVER, THE PARTS TO DO THE REPAIRS WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT CALLED MERCEDES-BENZ OF CUTLER BAY AT 10701 SW 211 ST, CUTLER BAY, FL 33189 (305) 251-0345 WHERE IT WAS CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE AND WAS NOT ABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. (VIN TOOL CONFIRMS PARTS NOT AVAILABLE/PARTS DISTRIBUTION DISCONNECT)

20170629AIR BAGS

TAKATA RECALL IT IS UNBELIEVABLE THAT THIS RECALL IS STILL NOT RESOLVED BY MERCEDES. IT HAS BEEN MORE THAN ONE YEAR SINCE IT WAS REPORTED AND STILL NOTHING. THERE WAS SOMEONE IN CANADA THAT WANTED TO PURCHASE MY VEHICLE BUT BECAUSE OF THE RECALL IT COULD NOT BE IMPORTED.

Compare 2012MERCEDES-BENZGL350 to Similar Vehicles

NHTSA Investigations

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Frequently Asked Questions

How many complaints does the 2012 MERCEDES-BENZ GL350 have?
The 2012 MERCEDES-BENZ GL350 has 23 NHTSA complaints, 0 crashes, 1 fires, 1 injuries, and 0 deaths reported.
What are the most common problems with the 2012 MERCEDES-BENZ GL350?
The most-complained component for the 2012 MERCEDES-BENZ GL350 is AIR BAGS with 13 complaints. Other frequently reported areas include ENGINE and UNKNOWN OR OTHER.
Is the 2012 MERCEDES-BENZ GL350 safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.