Mercedes Benz S550 owners have reported 17 other fuel system related problems since 1996. Table 1 shows the 2 most common other fuel system problems. The number one most common problem is related to the vehicle's other fuel system (16 problems). The second most common problem is related to the vehicle's other fuel system pump (1 problem). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Other Fuel System problems | |
| Other Fuel System Pump problems |
Fuel smell in vehicle. Upon investigation found fuel pump flange cracked and leaking fuel. Leaking fuel is a fire hazard. No warning lamps illuminated. Read details...
Aggravating noise associated with high pressure fuel pumps, tick, tick, ticking noise at any speed. Complained to dealer, but despite exchanging pumps, noise persists. Complained to mbusa, was told this was a 'normal noise'. Sounds like an oxymoron to me. Read details...