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Mercedes-Benz C240: problems, complaints, bulletins

Summary for the Mercedes-Benz C240 across 6 model years: 88 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.

Model years

YearOwner complaintsinvolving a crashTechnical service bulletins (TSB)YouTube repair videos
20071000
200530300
200416000
200320000
200213100
20018000

What fails most often

87654321
  1. 1 Air bags 19% of all complaints
  2. 2 Electrical system 16% of all complaints
  3. 3 Fuel/propulsion system 15% of all complaints
  4. 4 Visibility 14% of all complaints
  5. 5 Seat belts 8% of all complaints
  6. 6 Engine 7% of all complaints
  7. 7 Seats 7% of all complaints
  8. 8 Structure 7% of all complaints
Circle size and colour show each component’s share of NHTSA complaints. Schematic only, not a drawing of the exact model.

Symptoms owners describe

How many of the 88 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

Components owners complain about

ComponentOwner complaintsinvolving a crashTechnical service bulletins (TSB)
Air bags1730
Electrical system1400
Fuel/propulsion system1300
Visibility1200
Seat belts710
Engine600
Seats600
Structure600
Engine and cooling500
Powertrain500
Suspension500
Electronic stability control410
Exterior lighting300
Steering300

What owners report

Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.

When owners complained

NHTSA complaints by filing year. The peak shows at what age the problems show up most.

What to check before buying

Other models of this make

Read also

Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-06.