How many fuel system complaints does the 2017 Mercedes-Benz Glc300 have?

NHTSA lists 15 Fuel System complaints for the 2017 Glc300, which is 15% of the 98 total complaints filed for that model year.

Is there a recall for fuel system issues on the 2017 Glc300?

No related recall is listed in NHTSA data for the 2017 Glc300's fuel system, though some owners mention a recall applying to the 2019 model.

At what mileage do fuel system problems typically show up?

The median mileage at failure for fuel system complaints on the 2017 Glc300 is 55,000 miles.

What is the most common fuel system complaint on the 2017 Glc300?

The most frequently described issue is a failed or blocked crankcase ventilation valve, often flagged by OBD code P052E, along with reports of gasoline odor in the cabin.

Have there been any crashes, fires, or injuries linked to these complaints?

NHTSA data shows 0 crashes, 0 fires, and 0 injuries associated with the 15 fuel system complaints for the 2017 Glc300.

2017 Mercedes-Benz Glc300 Fuel System Problems

NHTSA lists 15 Fuel System complaints for the 2017 Mercedes-Benz Glc300, 15% of its 98 total complaints for the year. Owners most often report the crankcase ventilation valve (P052E code) triggering check engine lights and fuel odor entering the cabin. No related recall is listed for this model year.

Fuel System complaints: 15; 15% of 98
Crashes reported: 0
Fires reported: 0
Injuries reported: 0
Median mileage: 55,000 mi
Related recalls: 0

Typical fuel system symptoms owners report

Check engine light comes on due to a blocked or failed crankcase ventilation valve, often tied to OBD code P052E.
Strong gasoline odor is noticed inside the cabin or through the vents, sometimes causing headaches.
Fuel line leaks reported directly under the driver seat, filling the cabin with vapors.
Gasoline smell and visible dripping from the engine bay at startup, traced by one owner to the area near the high-pressure fuel pump.
Fuel gauge intermittently shows an incorrect reading, sometimes indicating empty right after refueling.
Owners note that similar crankcase ventilation and fuel-related issues appear on other C-Class and GLC-Class model years.

When 2017 Mercedes-Benz Glc300 fuel system complaints were filed

First complaint Feb 24, 2021, latest Feb 5, 2026.

15 complaints filed with NHTSA from Feb 2021 to Feb 2026; peak Feb 2022 (2).

Fuel System recalls for the 2017 Mercedes-Benz Glc300

No safety recalls on record for this model year.

Fuel System complaints by Glc300 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

201621 (16%)
201715 (15%)
20187 (8%)
20193 (6%)
20204 (6%)
202112 (18%)
202220 (34%)
20235 (9%)
20240 (0%)
20251 (6%)

Frequently asked questions

How many fuel system complaints does the 2017 Mercedes-Benz Glc300 have?: NHTSA lists 15 Fuel System complaints for the 2017 Glc300, which is 15% of the 98 total complaints filed for that model year.
Is there a recall for fuel system issues on the 2017 Glc300?: No related recall is listed in NHTSA data for the 2017 Glc300's fuel system, though some owners mention a recall applying to the 2019 model.
At what mileage do fuel system problems typically show up?: The median mileage at failure for fuel system complaints on the 2017 Glc300 is 55,000 miles.
What is the most common fuel system complaint on the 2017 Glc300?: The most frequently described issue is a failed or blocked crankcase ventilation valve, often flagged by OBD code P052E, along with reports of gasoline odor in the cabin.
Have there been any crashes, fires, or injuries linked to these complaints?: NHTSA data shows 0 crashes, 0 fires, and 0 injuries associated with the 15 fuel system complaints for the 2017 Glc300.