Other complaints and recalls from NHTSA
Summary
The 2016 Mercedes-Benz GLC-Class has 27 NHTSA other complaints and 0 other-related recalls.
27
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 8, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| May 6, 2025 | FUEL/PROPULSION SYSTEM | Mercedes-Benz USA (MBUSA) To whom It May Concern, Complaint through your dealer, regional MB and sta... |
| Jun 2, 2024 | UNKNOWN OR OTHER,ENGINE | Diagnose: code P05271 - Positive Crankcase Ventilation Regulator Valve Performance: The valve for cr... |
| May 1, 2024 | UNKNOWN OR OTHER | A notice was issued for a common issue with many Mercedes Benz models. https://static.nhtsa.gov/odi/... |
| Nov 3, 2023 | UNKNOWN OR OTHER | Sunroof. The sunroof is not opening properly. It sounds Ike the window is going to come off of its ... |
| Oct 9, 2023 | FUEL/PROPULSION SYSTEM | I have noticed extreme gas odors in the cabin of my car, the gas odor is so horrific that even when ... |
| Jun 27, 2023 | UNKNOWN OR OTHER | See attached document for complaint |
| Jun 1, 2023 | UNKNOWN OR OTHER,VISIBILITY | According to NHSTA ID 21V197000 bulletin, my 2016 GLC 300 qualifies for recall related to sunroof sa... |
| Mar 20, 2023 | FUEL/PROPULSION SYSTEM | What component or system failed or malfunctioned, and is it available for inspection upon request? ... |
| Mar 18, 2023 | UNKNOWN OR OTHER | While driving my car, I tried to open the Panamatic sun roof to get air. As I pushed the button to o... |
| Sep 16, 2022 | FUEL/PROPULSION SYSTEM | The vehicle needs a new PCV Valve / hose, as well as a new turbo charger |
| Jul 29, 2022 | FUEL/PROPULSION SYSTEM | Engine light came on, test showed P052E error. Crankcase valve needs to be replaced. 60,110 miles. W... |
| May 6, 2022 | UNKNOWN OR OTHER | Crank case vent valve went out. Then turbo went out after that. Car smells of gasoline inside cabin. |
| May 5, 2022 | UNKNOWN OR OTHER | Faulty crankcase vent valve causing oil to leak into electrical lines of engine with car at 42,000 m... |
| Apr 19, 2022 | UNKNOWN OR OTHER | At ~40,000 miles my check engine light came on. I took it into the shop for a diagnostic and they in... |
| Apr 13, 2022 | UNKNOWN OR OTHER | check engine light comes one and give code: P052E - Positive Crankcase Ventilation Regulator Valve ... |
| Feb 12, 2022 | UNKNOWN OR OTHER | I own a 2016 Mercedes Benz GLC 300 and I’ve noticed that a strong gas smell when I start the car dur... |
| Sep 17, 2021 | FUEL/PROPULSION SYSTEM | My MB GLC 300 has run out of gas three times. The first two times the car showed it still had 40 mi... |
| Jan 10, 2021 | FUEL/PROPULSION SYSTEM | FUEL SMELL ENTERING CABIN AFTER START UP, FUEL LINE ON DRIVERS SIDE NEAR STEERING COLUMN LEAKING, GO... |
| Jan 4, 2021 | UNKNOWN OR OTHER | I WAS ON MY WAY TO JURY DUTY WHEN THE SENSOR WHICH REGULATES ACCELERATION WENT OUT. THIS NEARLY PREV... |
| Jun 27, 2020 | UNKNOWN OR OTHER | IN MOTION ON THE HIGHWAY THE GLASS SUNROOF PANEL DETACHED FROM THE VEHICLE , THERE'S NOTHING THAT I ... |