Buick Rainier 2002–2007 — technical service bulletin
Bulletin 4338 · NHTSA communication 10021675 · issued Jun 15, 2007
Technical service bulletin
communication type
Electrical System
component
2002–2007
model years
21
vehicle entries
Official summary
Lights flicker erratic operation of vehicles electronics. *kb
Vehicles covered
- 2004 Buick Rainier
- 2005 Buick Rainier
- 2006 Buick Rainier
- 2002 Chevrolet Trailblazer
- 2003 Chevrolet Trailblazer
- 2004 Chevrolet Trailblazer
- 2005 Chevrolet Trailblazer
- 2006 Chevrolet Trailblazer
- 2007 Chevrolet Trailblazer 360
- 2002 GMC Envoy
- 2003 GMC Envoy
- 2004 GMC Envoy
- 2005 GMC Envoy
- 2006 GMC Envoy
- 2007 GMC Envoy 360
- 2002 Oldsmobile Bravada
- 2003 Oldsmobile Bravada
- 2004 Oldsmobile Bravada
- 2005 Saab 9-7X
- 2006 Saab 9-7X
- 2007 Saab 9-7X
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.