YearToAvoid

2010 Mercedes-Benz C300 Fuel System Problems

NHTSA lists 26 Fuel System complaints for the 2010 Mercedes-Benz C300, 6% of all 453 complaints filed for the year. Owners most often report fuel odor or leaking gasoline, with a median failure mileage of 70,000. No related recall is listed in NHTSA data.

Fuel System complaints
26
6% of 453 complaints
All complaints this year
453
Crashes reported
1
Fires reported
0
Injuries reported
0
Median mileage
70,000 mi
Related recalls
0

Typical fuel system symptoms owners report

  • Owners report a persistent fuel odor inside the cabin that worsens after refueling or after the car sits in a garage overnight.
  • Several complaints describe visible fuel leaking or pooling under the vehicle, sometimes traced to a wet spot on the driveway or garage floor.
  • Some owners report a cracked fuel filter or a leaking fuel sensor found by a mechanic or dealer during inspection.
  • One complaint describes a rusted fuel tank leaking, which the owner said raised a risk of engine fire or crash.
  • A few owners noted the check engine light coming on alongside fuel-system related sensor issues and reduced fuel economy.
  • Multiple owners mention comparing their experience to other Mercedes-Benz models with similar fuel-leak complaints and recalls, though they found no recall applied to their own vehicle.

When 2010 Mercedes-Benz C300 fuel system complaints were filed

First complaint Sep 21, 2015, latest Sep 26, 2023.

2010 Mercedes-Benz C300 fuel system complaints: complaints filed per month2Sep 2015May 2017Jul 2018May 2019Sep 2019Apr 2021May 2022
26 complaints filed with NHTSA from Sep 2015 to Sep 2023; peak Dec 2017 (2).

Fuel System recalls for the 2010 Mercedes-Benz C300

No safety recalls on record for this model year.

Fuel System complaints by C300 model year

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

  1. 201026 (6%)
  2. 201144 (9%)
  3. 201212 (5%)
  4. 20133 (1%)
  5. 20141 (1%)
  6. 201570 (18%)
  7. 201666 (23%)
  8. 201733 (15%)
  9. 201810 (10%)
  10. 201912 (17%)
  11. 20203 (9%)
  12. 20213 (21%)
  13. 20227 (28%)
  14. 20231 (5%)
  15. 20240 (0%)
  16. 20250 (0%)

Frequently asked questions

How many fuel system complaints does the 2010 Mercedes-Benz C300 have?
NHTSA lists 26 Fuel System complaints for the 2010 C300, which is 6% of the 453 total complaints filed for that model year.
Is there a recall for fuel leaks on the 2010 Mercedes-Benz C300?
NHTSA data shows no related recalls listed for this fuel system complaint area on the 2010 C300.
What mileage do fuel system problems typically show up at on the 2010 C300?
The median mileage at failure reported to NHTSA for this fuel system issue is 70,000 miles.
What do owners most commonly report about fuel system issues on this car?
Owners most often describe a strong fuel odor inside or outside the vehicle, sometimes with visible fuel leaking underneath, especially after refueling.
Did any fuel system complaints involve crashes or fires?
NHTSA records one crash and zero fires among the 26 fuel system complaints for the 2010 C300.

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.