Buick Century 2001–2004 — technical service bulletin
Bulletin 100903 · NHTSA communication 10004985 · issued Oct 9, 2003
Technical service bulletin
communication type
Electrical System
component
2001–2004
model years
8
vehicle entries
Official summary
Replacement of a body control module (bcm) or ignition switch due to lack of ignition one or ignition zero voltage. Gm voicemail log. *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.