2003 Saturn Ion engine problems
21 owner complaints filed with NHTSA name the engine on the 2003 Saturn Ion — 3% of all complaints for this model year.
What owners report
“I took my 2003 Saturn ion to my local Chevrolet dealership in Lincoln Illinois and they refused to complete the recall issues (2) both are to do with the ignition and keys.thwy told me it was not fixable it needed a whole steering column that would cost me they said around $800.so it has now been 2…”
filed Aug 9, 2026
“2003 saturn ion, consumer writes in regards to broken timing chain. The consumer stated while driving the timing chain broke, nearly causing a crash in the middle of an intersection.”
filed Nov 22, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Ion years
| Year | Reports | Share |
|---|---|---|
| 2007 Ion | 34 | 4% |
| 2006 Ion | 41 | 3% |
| 2005 Ion | 22 | 4% |
| 2004 Ion | 23 | 3% |
Other reported problem areas on the 2003 Saturn Ion
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.