Engine complaints and recalls from NHTSA
Summary
The 2017 Mercedes-Benz GLC-Class has 23 NHTSA engine complaints and 0 engine-related recalls.
23
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 9, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| Mar 24, 2025 | ENGINE | -The malfunctioned component is the Positive Crankcase Ventilation. - Vehicle wanted to stall and d... |
| Mar 24, 2025 | ENGINE | I was driving and my engine light came on. I ran the code and it came up as P052E which has to do wi... |
| Mar 18, 2025 | ENGINE | Car stalled in traffic due to code P052E PCV regulator valve |
| Feb 12, 2024 | ENGINE | Check Engine light came on. Mercedes Benz authorized service mechanic confirmed it is code P052E - P... |
| Jan 1, 2024 | ENGINE | Engine light. Told by Mercedes mechanic it is a code P052E - positive crankcase ventilation regulato... |
| Jul 7, 2023 | ENGINE | Positive crankcase ventilation system failure. P052e(77) |
| Apr 15, 2023 | ENGINE | Intake and exhaust cam shaft and adjuster failure at 83,000 miles. Failure caused vehicle not to acc... |
| Apr 8, 2023 | ENGINE | There are lots of 2017 GLC 300 that has been having issues with PCV system that are malfunctioning t... |
| Feb 25, 2023 | ENGINE,FUEL/PROPULSION SYSTEM | The Positive Crankcase Ventillation harness fails and check engine light goes on. Through my researc... |
| Nov 9, 2022 | ENGINE | With a low milage car receiving a P052E positive crankcase ventilation regulator valve performance i... |
| Oct 14, 2022 | ENGINE | My car has P052E code with a message of Positive Crankcase Ventilation Regulator Valve Performance. ... |
| Oct 10, 2022 | ENGINE AND ENGINE COOLING,ENGINE | The contact owns a 2017 Mercedes-Benz GLC300. The contact stated that while driving approximately 55... |
| Sep 20, 2022 | ENGINE | Engine light - crankcase vent valve issue |
| Sep 20, 2022 | ENGINE | engine light caused by Crankcase pressure sensor |
| Aug 20, 2022 | ENGINE | Catastrophic engine failure at 63,000 miles. Mechanic says its a known issue with this particular m... |
| Jul 12, 2022 | ENGINE | Getting error code P052e which has been a very common issue with these engines on Mercedes models. I... |
| Jun 1, 2022 | ENGINE | I was suggest by dealer to replace crank case vent value as its blocked and quoted $300 for part and... |
| May 3, 2022 | ENGINE | Was driving on the freeway car started to shake. Speed dropped from 73 to 40 I was thankfully able ... |
| Oct 15, 2021 | ENGINE | driving car and engine failed, #1 piston crack, turbo metal filings ruined it also, very expensive r... |
| May 10, 2021 | ENGINE | What component or system failed or malfunctioned, and is it available for inspection upon request? ... |