Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Century 2002–2016technical service bulletin

Bulletin PIC5904 · NHTSA communication 10113199 · issued Aug 20, 2013

Technical service bulletin
communication type
Electrical System
component
2002–2016
model years
60
vehicle entries

Official summary

This Preliminary Information communication provides information to the technician about vehicles that the OnStar system will not connect. Technician should record module info per the latest version of PIC4310 and contact General Motors Technical Assistance Center.

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.