YearToAvoid

2016 Mercedes-Benz Glc300 Fuel System Problems

NHTSA lists 21 fuel system complaints for the 2016 Mercedes-Benz Glc300, 16% of all 133 complaints for that year, with a median failure mileage of 30,450 miles. No related recall covers this issue.

Fuel System complaints
21
16% of 133
Crashes reported
0
Fires reported
0
Injuries reported
0
Median mileage
30,450 mi
Related recalls
0

Typical fuel system symptoms owners report

  • Owners report a strong gasoline odor inside the cabin and outside the vehicle, most often noticed on cold morning starts.
  • Some describe the smell lingering for several hours or up to about 10 minutes after startup with no check engine light or visible leak found.
  • Several complaints trace the odor to leaking fuel lines, including a low-pressure fuel line and hoses that sprayed a fine mist of gas, especially in cold weather.
  • One owner reported a leak from the high-pressure fuel pump causing a persistent gas smell inside the car.
  • A separate cluster of complaints describes the fuel level gauge reading incorrectly, with the car running out of gas despite the display showing miles remaining and no warning light activating.
  • Other owners report engine bucking, stalling, or a check engine light tied to fuel-system related codes during acceleration.

When 2016 Mercedes-Benz Glc300 fuel system complaints were filed

First complaint Apr 22, 2016, latest Oct 17, 2025.

2016 Mercedes-Benz Glc300 fuel system complaints: complaints filed per month2Apr 2016Nov 2019May 2020Sep 2021Sep 2022Jan 2023Sep 2025
21 complaints filed with NHTSA from Apr 2016 to Oct 2025; peak Jan 2023 (2).

Fuel System recalls for the 2016 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.

  1. 201621 (16%)
  2. 201715 (15%)
  3. 20187 (8%)
  4. 20193 (6%)
  5. 20204 (6%)
  6. 202112 (18%)
  7. 202220 (34%)
  8. 20235 (9%)
  9. 20240 (0%)
  10. 20251 (6%)

Frequently asked questions

How common are fuel system complaints for the 2016 Mercedes-Benz Glc300?
NHTSA lists 21 fuel system complaints for the 2016 model year, which is 16% of all 133 complaints filed for that year.
Is there a recall for the fuel system on the 2016 Glc300?
No. The data shows no related recalls tied to this fuel system complaint pattern.
At what mileage do fuel system problems usually show up?
The median mileage at failure among these complaints is 30,450 miles.
What is the most common fuel system symptom reported?
The most frequently described issue is a strong gasoline odor inside or outside the cabin, often noticed right after a cold start.
Did any of these fuel system complaints involve fires or crashes?
No. NHTSA data for this complaint group shows zero fires, zero crashes, and zero injuries.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.