Buick Rainier 2002–2005 — technical service bulletin
Bulletin 3172 · NHTSA communication 10010252 · issued Jan 1, 2004
Technical service bulletin
communication type
Electrical System
component
2002–2005
model years
11
vehicle entries
Official summary
Multiple electrical concerns and diagnostic trouble code u1064. Various models including 2005 buick rainier and 2005 chevrolet trailblazer. *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.