Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Century 1998–2006technical service bulletin

Bulletin 08-089B · NHTSA communication 10026805 · issued Sep 1, 2008

Technical service bulletin
communication type
Equipment
component
1998–2006
model years
60
vehicle entries

Official summary

Buick chevrolet gmc service campaign: see document search button for owner letter. Special coverage adjustment-analog onstar deactivation. Csc letter was received. *pe

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.