Saturn Ion 2003–2004 — technical service bulletin
Bulletin 030842009 · NHTSA communication 10003065 · issued Jun 1, 2004
Technical service bulletin
communication type
Exterior Lighting
component
2003–2004
model years
2
vehicle entries
Official summary
One or both daytime running lamps (drl) are inoperative, diagnostic trouble code (dtc) b3948 and/or b3949 may be set. *tt erratic front turn signal operation when using a cell phone charger in either accessory power outlet. *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.