Saab 9-5 1999–2003 — technical service bulletin
Bulletin 03001 · NHTSA communication 10001073 · issued Jan 15, 2003
Technical service bulletin
communication type
Wheels
component
1999–2003
model years
5
vehicle entries
Official summary
A safety defect may exist where changing back and forth between alloy and steel wheels, may cause rust and other contaminants to build up on the mating surface of the wheel hub and cause the wheel bolts to fatigue and possibly break. *tt
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.