Saturn Ion 2002–2004 — technical service bulletin
Bulletin 3122 · NHTSA communication 10009968 · issued Jan 1, 2004
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
2002–2004
model years
5
vehicle entries
Official summary
Delay into reverse or no reverse after valvebody replacement. *sc
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.