Saturn Ion 2003–2004 — technical service bulletin
Bulletin 040604035 · NHTSA communication 10008480 · issued May 1, 2004
Technical service bulletin
communication type
Electrical System
component
2003–2004
model years
2
vehicle entries
Official summary
Diagnostic trouble code (dtc) po132, p0138, or p0172 diagnostic enhancements. *mj
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.