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Service bulletin PIP5902

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10232826
Published by NHTSA2023-03-13
Manufacturer's numberPIP5902
Manufacturer's date2023-02-20
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

This Preliminary information communicates to the dealer of codes that set not to clear,unhook 12 volt power or program any module until discussing case with GM TAC. Once TAC case is started we will be reqesting the service managers name for a disptch of the FSE to gather a data dump for engineering review.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline

Vehicles listed
CADILLAC redundant LYRIQ2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.