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RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Century 2001–2007technical service bulletin

Bulletin 060730023 · NHTSA communication 10020766 · issued Sep 1, 2006

Technical service bulletin
communication type
Power Train
component
2001–2007
model years
60
vehicle entries

Official summary

4t65e transmission 1-2 shift shudder at light to moderate acceleration. Replace complete second clutch assembly. *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.