Saturn Ion 2003–2004 — technical service bulletin
Bulletin 040604029 · NHTSA communication 10006738 · issued Sep 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2004
model years
2
vehicle entries
Official summary
Erratic engine speed control at closed throttle. Elevated engine rpm and/or stall. *tt this bulletin replaces previous version dated april 2004. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.