Buick Rainier 2002–2005 — technical service bulletin
Bulletin 3152 · NHTSA communication 10009989 · issued Dec 1, 2004
Technical service bulletin
communication type
Equipment
component
2002–2005
model years
19
vehicle entries
Official summary
Blower speed changes on its own. *tc update. *tt
Vehicles covered
- 2004 Buick Rainier
- 2002 Chevrolet Trailblazer
- 2003 Chevrolet Trailblazer
- 2004 Chevrolet Trailblazer
- 2002 Chevrolet Trailblazer Ext
- 2003 Chevrolet Trailblazer Ext
- 2004 Chevrolet Trailblazer Ext
- 2002 GMC Envoy
- 2003 GMC Envoy
- 2004 GMC Envoy
- 2005 GMC Envoy
- 2002 GMC Envoy XL
- 2003 GMC Envoy XL
- 2004 GMC Envoy XL
- 2003 GMC Envoy Xuv
- 2004 GMC Envoy Xuv
- 2002 Oldsmobile Bravada
- 2003 Oldsmobile Bravada
- 2004 Oldsmobile Bravada
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.