2003 Saturn Ion engine problems
20 owner complaints filed with NHTSA name the engine on the 2003 Saturn Ion — 3% of all complaints for this model year.
What owners report
“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
“Fuel line to throttle body leaked fuel due to stress cracks. Part that failed is " no longer available" according to gm parts sales. .mechanic welded cracked pipe and said eh has fixed quite a few of these. I have receipt from repair shop”
filed May 10, 2018
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.