2014 Mercedes-Benz GLK-Class: owner complaints and recalls

Analysis of 125 owner complaints filed with NHTSA and 0 recall campaigns. Updated 2026-07-25.

125
Complaints
0
Recalls
5
Crash reports
1
Fire reports
6
Injuries
91.2
Severity index

Severity index 91.2 - Medium. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.

Among the 139 2014 vehicles we track with at least 40 complaints on file, the 2014 Mercedes-Benz GLK-Class ranks 45 of 139 by severity, where 1 is the worst. Its severity is higher than 68% of its model-year peers. See the full 2014 ranking.

What actually fails

ComponentComplaintsShare of complaints citing it
AIR BAGS7862.4%
UNKNOWN OR OTHER86.4%
SERVICE BRAKES75.6%
ENGINE64.8%
STRUCTURE54.0%
STEERING54.0%
ELECTRICAL SYSTEM54.0%
FUEL SYSTEM43.2%

The single most-reported system is AIR BAGS, cited in 78 of 125 complaints (62.4%). One complaint can name several systems, so these shares overlap and do not total 100%.

Complaints filed per year

2014: 62015: 22016: 52017: 12018: 22019: 522020: 272021: 42022: 32023: 122024: 52025: 42026: 214151617181920212223242526
YearComplaints
20146
20152
20165
20171
20182
201952
202027
20214
20223
202312
20245
20254
2026 (year to date)2
Complaint volume is broadly steady year over year.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.