2014 Mercedes-Benz GLK350 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
104 owner complaints analyzed
5 distinct recall campaigns
38,000 mi median reported failure mileage
Scope: 2014 model year. Data snapshot: . 39 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 62 of 104 complaints (59.6%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 10 | 9.6% |
| Fuel system concerns | 5 | 4.8% |
| Steering behavior | 4 | 3.8% |
| Electrical and battery issues | 3 | 2.9% |
| Engine operation | 2 | 1.9% |
| Transmission and shifting | 1 | 1.0% |
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 | 62 |
| Electrical System | 4 |
| Engine | 4 |
| Fuel System, Gasoline | 4 |
| Fuel/Propulsion System | 4 |
| Service Brakes | 4 |
| Steering | 4 |
| Unknown Or Other | 4 |
Air Bags: 62; Electrical System: 4; Engine: 4; Fuel System, Gasoline: 4; Fuel/Propulsion System: 4; Service Brakes: 4; Steering: 4; Unknown Or Other: 4
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 | 11 |
| 75,000 to 99,999 | 3 |
| 100,000 to 149,999 | 3 |
| 150,000 and above | 1 |
Under 25,000: 14; 25,000 to 49,999: 7; 50,000 to 74,999: 11; 75,000 to 99,999: 3; 100,000 to 149,999: 3; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (14). 65 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 |
|---|---|
| 2014 | 6 |
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 44 |
| 2020 | 18 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 10 |
| 2024 | 5 |
| 2025 | 4 |
| 2026 | 3 |
2014: 6; 2015: 2; 2016: 4; 2017: 1; 2018: 2; 2019: 44; 2020: 18; 2021: 3; 2022: 2; 2023: 10; 2024: 5; 2025: 4; 2026: 3
Pattern summary
Air Bags leads the component reports. Braking behavior appears in 10 complaint narratives. Fuel system concerns appears in 5 complaint narratives. Steering behavior appears in 4 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 10606546 · 2014-06-27 (June 27, 2014)
TL* THE CONTACT OWNS A 2014 MERCEDES BENZ GLK350. THE CONTACT STATED THAT WHILE PARKING, THE VEHICLE SUDDENLY ACCELERATED WITHOUT ANY WARNING AND CRASHED INTO ANOTHER VEHICLE. THE CONTACT MENTIONED THAT SHE ENGAGED THE BRAKES BUT IT FAILED TO STOP THE VEHICLE. A POLICE REPORT WAS NOT FILED AND NO INJURIES WERE REPORTED. THE VEHICLE WAS NOT TAKEN TO THE DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 8,200.
Owner-reported narrative. 8,200 miles reported. Look up ODI 10606546 at NHTSA ↗
Owner report 10654420 · 2014-10-12 (October 12, 2014)
LIGHT APPLICATION OF THE BRAKES RESULTED IN ABRUPT FULL STOP AND LEFT CAR IN PARK. COULD NOT GET CAR TO SHIFT OUT OF PARK EVEN WHEN APPLYING BRAKE AS INDICATED IN DASHBOARD MESSAGE. OTHER SCREEN MESSAGE INDICATED "DANGER OF ROLLING" AND DISPLAYED PICTURE OF CAR WITH AN ARROW ABOVE IT. NO OTHER WARNING LIGHTS. DEALER REPLACED ELECTRONIC IGNITION AND PROVIDED NEW KEYS.
Owner-reported narrative. 3,830 miles reported. Look up ODI 10654420 at NHTSA ↗
Owner report 11278227 · 2019-11-05 (November 5, 2019)
TL* THE CONTACT OWNS A 2014 MERCEDES-BENZ GLK350. WHILE THE CONTACT'S SPOUSE WAS DRIVING THE VEHICLE, THERE WAS AN ABNORMAL FUEL ODOR. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF SCOTTSDALE (4725 N SCOTTSDALE RD, SCOTTSDALE, AZ 85251, [phone removed]) TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT A PLASTIC TUBING LEADING TO THE FUEL INJECTOR FRACTURED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 72,000. VEHICLE WAS TAKEN TO MERCEDES BENZ OF CHANDLER…
Owner-reported narrative. 72,000 miles reported. Look up ODI 11278227 at NHTSA ↗
Owner report 11394886 · 2021-02-05 (February 5, 2021)
WE STARTED TO DEVELOP A STRONG SMELL OF GAS INSIDE THE VEHICLE. I STARTED TO RESEARCH ONLINE TO FIND THAT MANY MERCEDES MODELS HAVE THE SAME PROBLEM, A CRACK DEVELOPS ON A CAP THAT HOUSES THE FUEL PUMP UNDER THE BACK SEAT INSIDE THE VEHICLE. THIS PERMITS GAS FUMES TO ENTER THE VEHICLE, LET ALONE ACTUAL GASOLINE TO COLLECT ABOVE THE CAP AND LEAKING UNDER THE SEAT INSIDE THE VEHICLE. SOME PEOPLE TRY TO JUST PATCH IT WITH EPOXY AND ATTEMPT TO REPLACE PARTS. BUT THIS PROBLEM SEEMS TO BE ONGOING FOR YEARS ON VARIOUS MODELS AND OBVIOUSLY IS A DESIGN …
Owner-reported narrative. 70,000 miles reported. Look up ODI 11394886 at NHTSA ↗
Owner report 11509654 · 2023-03-01 (March 1, 2023)
The contact owns a 2014 Mercedes-Benz GLK350. The contact stated that while stopped at a red light, the steering wheel malfunction warning light appeared on the instrument panel while the contact was attempting to make a left turn. During the failure, the vehicle stalled, and the contact managed to coast the vehicle to the side of the road. Due to the failure, the vehicle was taken to the dealer. Upon investigation, the contact discovered NHTSA Campaign Number: 17V252000 (Steering) which she linked to the failure. The dealer then informed her t…
Owner-reported narrative. 120,000 miles reported. Look up ODI 11509654 at NHTSA ↗
Owner report 11559515 · 2023-12-11 (December 11, 2023)
Steering column is stuck tilted in upmost highest position and will not adjust down lower.
Owner-reported narrative. Look up ODI 11559515 at NHTSA ↗
Owner report 11563424 · 2024-01-03 (January 3, 2024)
The following are malfunctions that are a high risk when driving: •airbags •ball joints •coolant •control arms •electrical power system It is a risk when driving due to the ball joints and control arms not properly secured. Engine warning light
Owner-reported narrative. Look up ODI 11563424 at NHTSA ↗
Owner report 11572326 · 2024-02-16 (February 16, 2024)
The contact owns a 2014 Mercedes-Benz GLK350. The contact stated that while the vehicle was at the dealer for a service appointment for the auxiliary battery replacement, the contact was informed that water was in the spare wheel storage location. The contact was informed that the water level measured to be a quarter of a foot of water. In addition, the water was also noticed to be in the auxiliary battery storage area. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware of the fai…
Owner-reported narrative. 55,174 miles reported. Look up ODI 11572326 at NHTSA ↗
Owner report 11528333 · 2023-06-22 (June 22, 2023)
The contact owns a 2014 Mercedes-Benz GLK350. The contact stated that while driving at various speeds, the vehicle lost motive power and stalled with the check engine and traction control warning lights illuminated. The vehicle was taken to the local dealer who serviced the vehicle however, the failure reoccurred. No further information was available. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was 61,000.
Owner-reported narrative. 61,000 miles reported. Look up ODI 11528333 at NHTSA ↗