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RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Rainier 2006–2007technical service bulletin

Bulletin 3931 · NHTSA communication 10021018 · issued Sep 28, 2006

Technical service bulletin
communication type
Power Train
component
2006–2007
model years
46
vehicle entries

Official summary

No movement when the shift lever is moved to d4 or d3. Normal operation when moved to d2 d1 or reverse. *kb updated. *kb

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.