Buick Lacrosse 2016–2018 — technical service bulletin
Bulletin PIT5513E · NHTSA communication 10137530 · issued Apr 30, 2018
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2018
model years
7
vehicle entries
Official summary
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Control Module 1 and 2, Drive Motor Generator Battery Cooling Blower. The dealer technician is advised to call the GMTechnical AssistanceCenter for further assistance
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.