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Service bulletin PIC6607B

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 id11023900
Published by NHTSA2025-10-06
Manufacturer's numberPIC6607B
Manufacturer's date2025-09-27
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This Preliminary information communicates not to replace the Image processing Module if the following DTC's are history - U3000 SYM49, U1624, U0140, U023B SYM00, U053C, B1DD SYM57.

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.

Trouble codes named

U0140, U023B, U053C, U1624, U3000

Vehicles listed
BUICK ENCLAVE2026
CADILLAC CT42026
CADILLAC CT52026
CADILLAC ESCALADE2026
CADILLAC ESCALADE ESV2026
CADILLAC ESCALADE IQ2026
CADILLAC ESCALADE IQL2026
CADILLAC LYRIQ2026
CADILLAC OPTIQ2026
CADILLAC VISTIQ2026
CHEVROLET SILVERADO EV2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 15002026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2026
CHEVROLET TRAVERSE2026
GMC ACADIA2026
GMC SIERRA EV2026 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2026
GMC YUKON XL2026

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