Cadillac Lyriq 2024–2025 — technical service bulletin
Bulletin PIT6346 · NHTSA communication 11014617 · issued Feb 24, 2025
Technical service bulletin
communication type
Fuel/propulsion System
component
2024–2025
model years
12
vehicle entries
Official summary
This Preliminary information communicates that a vehicle may come to the dealer with a service high voltage message. The dealer is instructed to check for code B2BAA and if it is found to reprogram the Battery Energy 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.