Buick Rainier 2002–2004 — technical service bulletin
Bulletin 030842006A · NHTSA communication 10004774 · issued Jun 1, 2004
Technical service bulletin
communication type
Exterior Lighting
component
2002–2004
model years
10
vehicle entries
Official summary
Tail lamp circuit board now available for service use. *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.