2012 Mercedes-Benz GLK350 Transmission and drivetrain Problems
- Complaints
- 3about this part
- Share
- 2%of 167 total for the year
- Median mileage
- 84,008miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the transmission and drivetrain of the 2012 Mercedes-Benz GLK350, 2% of the 167 complaints for this model year. Where a mileage was given, the median is 84,008 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2012 Mercedes-Benz GLK350. While driving 30 MPH, the drive train failed and there was a temporary loss of power. The contact was able to restart the vehicle and had it towed to an independent mechanic. The independent mechanic diagnosed that the drive train was faulty and needed to be replaced. The vehicle was partially repaired and an appointment was scheduled to complete the repair. A dealer and the manufacturer were not made aware of the failure. The failure mileage was 84,008.”
NHTSA complaint #11130422, filed 2018-09, 84,008 miles“Car shuttered when accelerating , vibrates when at stop lights. Got inspection torque converter clutch slipping dealership recommend transmission replacement based on mileage 150k. Oil cooler leaking, centrifuge leaking, motor mounts collapsed. Mb is aware of issue, but only want to address certain vins. Mb corp suggested I contact the dealership to get corrected only assistance they offered incentive buy a new car. Seen many service bulletins on this issue.”
NHTSA complaint #11374336, filed 2020-11Related service bulletins
- 11035005Jul 14, 2026Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of…
- 11019018May 21, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse…
- 11013298Jan 16, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse…
- 11010818Nov 20, 2024Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause…
- 10167547Jul 26, 2013Shift quality complaints and/or automatic transmission in limp-home mode in combination with one or more of the following fault codes: P060600, P072200, P072300, P072364…
Transmission and drivetrain: other model years
Other parts of the 2012 Mercedes-Benz GLK350
132 complaintsFuel system
13 complaintsOther or unknown
7 complaintsBrakes
6 complaintsElectrical system
4 complaintsSuspension
4 complaintsSeats
3 complaintsSteering
3 complaintsEngine
2 complaintsBody and structure
2 complaintsWheels
2 complaintsElectronic stability control
1 complaints
← All problems reported for the 2012 Mercedes-Benz GLK350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology