2010 Mercedes-Benz GLK350 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
241 owner complaints analyzed
5 distinct recall campaigns
71,500 mi median reported failure mileage
Scope: 2010 model year. Data snapshot: . 72 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 149 of 241 complaints (61.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 21 | 8.7% |
| Braking behavior | 16 | 6.6% |
| Transmission and shifting | 9 | 3.7% |
| Steering behavior | 8 | 3.3% |
| Electrical and battery issues | 6 | 2.5% |
| Engine operation | 2 | 0.8% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Air Bags | 149 |
| Fuel/Propulsion System | 26 |
| Suspension | 14 |
| Unknown Or Other | 12 |
| Vehicle Speed Control | 9 |
| Electrical System | 8 |
| Steering | 8 |
| Structure:Body | 8 |
Air Bags: 149; Fuel/Propulsion System: 26; Suspension: 14; Unknown Or Other: 12; Vehicle Speed Control: 9; Electrical System: 8; Steering: 8; Structure:Body: 8
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 14 |
| 25,000 to 49,999 | 7 |
| 50,000 to 74,999 | 16 |
| 75,000 to 99,999 | 19 |
| 100,000 to 149,999 | 13 |
| 150,000 and above | 3 |
Under 25,000: 14; 25,000 to 49,999: 7; 50,000 to 74,999: 16; 75,000 to 99,999: 19; 100,000 to 149,999: 13; 150,000 and above: 3
75,000 to 99,999 miles has the most reports with usable mileage (19). 169 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2009 | 3 |
| 2010 | 8 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 9 |
| 2016 | 26 |
| 2017 | 66 |
| 2018 | 54 |
| 2019 | 28 |
| 2020 | 1 |
| 2021 | 6 |
| 2022 | 16 |
| 2023 | 12 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
2009: 3; 2010: 8; 2011: 1; 2012: 3; 2013: 2; 2014: 3; 2015: 9; 2016: 26; 2017: 66; 2018: 54; 2019: 28; 2020: 1; 2021: 6; 2022: 16; 2023: 12; 2024: 1; 2025: 1; 2026: 1
Pattern summary
Air Bags leads the component reports. Fuel system concerns appears in 21 complaint narratives. Braking behavior appears in 16 complaint narratives. Transmission and shifting appears in 9 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10474052 · 2012-09-06 (September 6, 2012)
TL* THE CONTACT OWNS A 2010 MERCEDES GLK350. THE CONTACT STATED THAT WHILE DRIVING 40 MPH, ALL OF THE LIGHTS ON THE INSTRUMENT PANEL ILLUMINATED AND THE VEHICLE STALLED. THE DEALER WAS NOTIFIED. SEVERAL DAYS LATER THE FAILURE RECURRED. THE VEHICLE WAS TAKEN TO THE DEALER WHO DIAGNOSE THAT THE STARTER AND FUEL PUMP NEEDED TO BE REPLACED. ALSO, THE ELECTRICAL SYSTEM WAS UPGRADED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE WHO DECIDED TO DISPATCH AN ENGINEER TO INSPECT THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE …
Owner-reported narrative. 18,000 miles reported. Look up ODI 10474052 at NHTSA ↗
Owner report 10705448 · 2015-04-13 (April 13, 2015)
FUEL/GAS TANK LEAKING AFTER FILLING UP THE TANK. CAR SMELL OF GAS AND POOL OF GAS OBSERVED ON THE FLOOR OF THE GARAGE. I HAVE TO BACKED UP THE CAR ON THE STREET TO AVOID POSSIBLE FIRE ON MY PROPERTY. THIS IS THE SECOND INCIDENCE...THE FIRST INCIDENT WAS A WEEK AGO, THE CAR SMELLS OF GAS AND I BROUGHT THE CAR TO MY MECHANIC AND HE CAN'T FIND ANY LEAK IN THE FUEL SYSTEM NOR ON THE FUEL TANK, THE GAS TANK WAS HALF EMPTY AT THAT TIME. AFTER FILLING UP THE TANK ON 4/10/13, THAT IS WHEN I'VE NOTICED THAT THE GAS IS LEAKING (POOL OF GAS ON THE FLOOR) …
Owner-reported narrative. 72,000 miles reported. Look up ODI 10705448 at NHTSA ↗
Owner report 10353081 · 2010-08-31 (August 31, 2010)
CIRCUMSTANCES LEADING UP TO AN ACCIDENT ON MY MERCEDES BENZ E350 2010 WHICH STARTED ROLLING ON A HILL WHILE THE CAR WAS IN PARK. ON MONDAY AUGUST 30, 2010 I DROVE MY VEHICLE TO THE INTERSECTION OF DELAVALL AND TILLOTSON AVE. IN THE BRONX. I PARKED MY CARE ON DELAVALL AVE. AND PUT THE CAR IN PARK WITH THE ENGINE RUNNING. MY SALESMAN REMAINED IN THE CARE TO MAKE TELEPHONE CALLS IN THE COMFORT OF THE CARS AIR-CONDITIONING. I CHECKED TWICE TO MAKE SURE THE CAR WAS IN PARK AND THEN I LEFT MY SALESMAN IN THE CAR. I WENT INTO MY CUSTOMERS BUILDI…
Owner-reported narrative. Look up ODI 10353081 at NHTSA ↗
Owner report 10371780 · 2010-12-20 (December 20, 2010)
TL*THE CONTACT OWNS A 2010 MERCEDES BENZ GLK350. UPON SHIFTING THE VEHICLE INTO DRIVE IT LUNGED FORWARD. HE APPLIED PRESSURE TO THE BRAKE PEDAL BUT THE BRAKES DID NOT FUNCTION. THE VEHICLE CONTINUED MOVING FORWARD UNTIL IT CRASHED. A POLICE REPORT WAS FILED AND THE DRIVER SUFFERED MINOR INJURIES. THE AIR BAGS DID NOT DEPLOY DURING THE CRASH. THE VEHICLE WAS TOWED TO A BODY SHOP AND THE FAILURE WAS NOT DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 11,000.
Owner-reported narrative. 11,000 miles reported. Look up ODI 10371780 at NHTSA ↗
Owner report 10361477 · 2010-10-20 (October 20, 2010)
2010 GLK-350 WITH INEFFECTIVE DRIVER'S SIDE WINDSHIELD WIPER --LEAVES A WEDGE-SHAPED POOL OF WATER IN FRONT OF DRIVER, FROM LEFT (AT ABOUT 9 IN. TALL). TO RIGHT, EXTENDING ABOUT 2-3 FEET, MAKING IT IMPOSSIBLE TO SEE ONCOMING TRAFFIC. BOUGHT CAR IN MAR 2010, REPORTED TO MB SEVERAL TIMES, AND THEY SAY ITS NORMAL. HAVE PICTURES. FRONT END OF VEHICLE --MAINLY RIGHT FRONT TIRE-- WOBBLES, FORCING DRIVER TO INCREASE OR DECREASE SPEED AT AROUND 60 MPH. REPORTED TO MB SINCE NEW SEVERAL TIMES; THEY SAY THEY FIND NOTHING. AUTOMATIC TRANSMISSION LURCH…
Owner-reported narrative. 300 miles reported. Look up ODI 10361477 at NHTSA ↗
Owner report 10820165 · 2016-01-14 (January 14, 2016)
STEERING WHEEL LOCK FAILURE AND IT IS KNOWN TO BE A VERY COMMON PROBLEM ON THESE CARS AND NEED TO BE ADDRESSED
Owner-reported narrative. 32,000 miles reported. Look up ODI 10820165 at NHTSA ↗
Owner report 10991514 · 2017-05-24 (May 24, 2017)
STEERING LOCK SEIZED AFTER CAR WAS PARKED. UNABLE TO SHIFT GEARS, TURN IGNITION OR START CAR. COST $2000 TO FIX! THE WORST CAR EVER!!
Owner-reported narrative. Look up ODI 10991514 at NHTSA ↗
Owner report 10748371 · 2015-08-13 (August 13, 2015)
INTERMITTENT WARNING "CHECK RIGHT TAIL AND BRAKE LIGHT" I CHECK AND LIGHT NOT FUNCTIONING; MESSAGE DISAPPEARS, LIGHTS WORK AND THEN REPEATS WITH LIGHT NOT FUNCTIONING. ADDITIONALLY CAR FAILS TO START ON SEVERAL OCCASIONS. HAS BEEN IN SHOP 3 DAYS. NOT SURE IF IT IS WIRING HARNESS FAULTY, CIRCUIT BOARD, PERHAPS HARNESS OR SOCKETS BURNT, MELTED. NOTE THAT THIS PROBLEM IS RAMPANT IN ONLINE REPORTING. MERCEDES REPORTS NO RECALLS.
Owner-reported narrative. 60,000 miles reported. Look up ODI 10748371 at NHTSA ↗
Owner report 10360838 · 2010-10-17 (October 17, 2010)
2010 MERCEDES BENKGLK 350. ON SATURDAY, OCTOBER 16, I WAS ATTEMPTING TO REVERSE OUT A PARKING SPACE IN THE WESTFIELD SHOPPING CENTER, WHEATON, MD. I PUT THE CAR IN REVERSE AND REVERSED SLOWLY. I THEN PUT THE CAR IN DRIVE AND MOVED FORWARD TO DO A 3 POINT TURN.. PLACED THE CAR IN REVERSE AND IT STALLED FOR A FEW SECONDS THEN LURCHED BACKWARD, HITTING ANOTHER CAR. THIS IS NOT THE FIRST TIME I HAVE NOTICED THIS BEHAVIOR BUT IT IS THE FIRST TIME IT LURCHED SO HARD THAT IT LITERALLY JUMPED ONE FULL CAR LENGTH AND HIT THE CAR. I WENT ONLINE AND …
Owner-reported narrative. 8,500 miles reported. Look up ODI 10360838 at NHTSA ↗