Buick Rainier 2002–2004 — technical service bulletin
Bulletin 00156A · NHTSA communication 10007656 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2004
model years
10
vehicle entries
Official summary
4.2l ll8 engine rough idle - run possible p1345 or p0016. *mj *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.