Engine complaints and recalls from NHTSA
Summary
The 2016 Mercedes-Benz GLC-Class has 28 NHTSA engine complaints and 0 engine-related recalls.
28
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 8, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| Feb 1, 2025 | ENGINE AND ENGINE COOLING | Fuel Rail and fuel injectors Leak contacted Mercedes cooperate to investigate why my car. VIN did no... |
| Dec 21, 2024 | ENGINE AND ENGINE COOLING,POWER TRAIN | The contact owns a 2016 Mercedes-Benz GLC300. The contact stated while driving at an undisclosed spe... |
| Sep 14, 2024 | ENGINE | PVC valve indicator engine light keeps appearing after being replaced twice |
| Sep 13, 2024 | ENGINE | Check engine light on-pvc failure. Code PO52E-71as determined by reliable repair shop. Recommended t... |
| Nov 1, 2023 | ENGINE | The P052E error has popped up which requires the replacement of the PVC assembly. This is a known is... |
| Oct 2, 2023 | ENGINE | The contact owns a 2016 Mercedes-Benz GLC300. The contact stated that while driving 45-50 MPH, the e... |
| Aug 1, 2023 | ENGINE AND ENGINE COOLING | The contact owns a 2016 Mercedes-Benz GLC300. The contact stated that while operating the vehicle, t... |
| Jul 20, 2023 | ENGINE | I lost power on while driving at speed and almost got rear-ended before pulling over. I had to tow t... |
| Dec 22, 2022 | ENGINE | When driving the car, the engine began to violently shake and fail. The engine ended up having a pis... |
| Dec 21, 2022 | ENGINE,FUEL/PROPULSION SYSTEM | Check Engine light P052E came on while driving. No collision, normal conditions other than first ve... |
| Oct 26, 2022 | ENGINE,FUEL/PROPULSION SYSTEM | Crankcase ventilation valve issues |
| Oct 7, 2022 | ENGINE | During normal highway driving, the check engine light energized in the display. At the same time, en... |
| Sep 15, 2022 | ENGINE | 2016 GLC300 - Fault code P052E71 positive crankcase ventilation regulatory valve displayed on consol... |
| Aug 18, 2022 | ENGINE,FUEL/PROPULSION SYSTEM | While driving on the NYS Thruway last week, when I accelerated to pass another car, my engine bucked... |
| Jul 15, 2022 | ENGINE | Got the MIL obd2 error code P052E - Positive Crankcase Ventilation Regulator Valve Performance. Af... |
| Jun 17, 2022 | ENGINE | 1)-The crankcase ventilation valve needs to be replaced. This seems to be common problem with these ... |
| Jun 14, 2022 | ENGINE | While operating the vehicle at highway speed, the Check Engine Light illuminated on the vehicle dash... |
| Jun 1, 2022 | ENGINE | Got the MIL obd2 error code P052E - Positive Crankcase Ventilation Regulator Valve Performance. Afte... |
| Mar 21, 2022 | ENGINE | Got a Check Engine Light at 32,400 miles and the code said it was the Positive Crankcase Ventilation... |
| May 2, 2021 | ENGINE | AT 40,000 MILES, ONE OF THE WRIST PINS SNAPPED AND THE PISTON BROKE OFF. THIS CAUSED COMPLETE ENGINE... |