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February 13, 2026 Service bulletin

This PI communicates a possible concern with the customer experiencing a service headlamp message on...

Cadillac technical service bulletin PIC6642A for 2023-2026 Cadillac Lyriq.

Bulletin number
PIC6642A
Component
Unknown or other
Summary
This PI communicates a possible concern with the customer experiencing a service headlamp message on startup and DTC's B1B5F SYM49 and/or B1B60 SYM49 maybe found current or history.

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