2012 Mercedes-Benz GLK-Class problems and recalls

80% of owner complaints on the 2012 Mercedes-Benz GLK-Class related to the Air Bags (136 of 171).

171
Complaints
0
Recalls
5
Crash reports
0
Fire reports
3
Injuries
38.7
Severity index

Severity index 38.7 Low. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 38.7p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Ranked 118 of 130 by severity index among 2012 vehicles with at least 40 complaints, highest first. 9% of those vehicles scored lower. Full 2012 ranking.

Components cited in complaints

Air BagsAir Bags: 136 complaints (79.5%)136 80%Fuel/Propulsion SystemFuel/Propulsion System: 12 complaints (7.0%)12 7%Unknown Or OtherUnknown Or Other: 7 complaints (4.1%)7 4%Service BrakesService Brakes: 6 complaints (3.5%)6 4%SuspensionSuspension: 4 complaints (2.3%)4 2%Electrical SystemElectrical System: 4 complaints (2.3%)4 2%SeatsSeats: 3 complaints (1.8%)3 2%Power TrainPower Train: 3 complaints (1.8%)3 2%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
AIR BAGS13679.5%
FUEL/PROPULSION SYSTEM127.0%
UNKNOWN OR OTHER74.1%
SERVICE BRAKES63.5%
SUSPENSION42.3%
ELECTRICAL SYSTEM42.3%
SEATS31.8%
POWER TRAIN31.8%

Complaints filed per year

034692013: 12014: 12015: 32016: 52017: 692018: 252019: 412020: 42021: 52022: 22023: 52024: 42025: 52026: 1 (partial year)131415161769181920212223242526
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20131
20141
20153
20165
201769
201825
201941
20204
20215
20222
20235
20244
20255
2026 (year to date)1
Filings in 2023 to 2025 were close to 2020 to 2022 (14 against 11).

Other Mercedes-Benz GLK-Class model years

Severity index for every other model year on file. Compare all 4 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.