Buick Lacrosse 2012–2013 — technical service bulletin
Bulletin 13136 · NHTSA communication 10246738 · issued May 1, 2013
Technical service bulletin
communication type
Electrical System
component
2012–2013
model years
5
vehicle entries
Official summary
PSR-Loss of Battery Charge - Inspect Generator Control Module
Vehicles covered
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.