Chevrolet Colorado 2009–2010 — technical service bulletin
Bulletin PI-0153B · NHTSA communication 10038349 · issued Feb 1, 2011
Technical service bulletin
communication type
Power Train
component
2009–2010
model years
20
vehicle entries
Official summary
Gm: there is a whine noise when in drive or reverse. There is a bearing problem in the torque converter. *rm
Vehicles covered
- 2009 Chevrolet Colorado
- 2010 Chevrolet Colorado
- 2009 Chevrolet Express
- 2010 Chevrolet Express
- 2009 Chevrolet Silverado
- 2010 Chevrolet Silverado
- 2009 Chevrolet Tahoe
- 2010 Chevrolet Tahoe
- 2009 Chevrolet Trailblazer
- 2009 GMC Canyon
- 2010 GMC Canyon
- 2009 GMC Envoy
- 2009 GMC Savana
- 2010 GMC Savana
- 2009 GMC Sierra
- 2010 GMC Sierra
- 2009 Hummer H3
- 2010 Hummer H3
- 2009 Hummer H3 Sut
- 2009 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.