Ford F-550 SD electrical system problems by year
26 NHTSA owner complaints name the electrical system across 9 F-550 SD model years. The most reported year is 2004 with 9 reports.
| Year | Electrical System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2008 F-550 SD | 1 | 4% | — | |
| 2007 F-550 SD | 2 | 9% | — | |
| 2006 F-550 SD | 1 | 2% | — | |
| 2005 F-550 SD | 4 | 13% | — | |
| 2004 F-550 SD | 9 | 18% | — | |
| 2003 F-550 SD | 1 | 3% | — | |
| 2002 F-550 SD | 3 | 14% | — | |
| 2001 F-550 SD | 2 | 7% | — | |
| 1999 F-550 SD | 3 | 5% | — |
Share is the fraction of that year’s complaints naming the electrical system. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.