Buick Rainier 2002–2004 — technical service bulletin
Bulletin 01623 · NHTSA communication 10007186 · issued Jan 1, 2004
Technical service bulletin
communication type
Electrical System
component
2002–2004
model years
10
vehicle entries
Official summary
4.2 ll8 engine diagnostic trouble code p0016 or p1345 with no driveability symptoms.*mr
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.