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Service bulletin PIC6566C

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 id11032619
Published by NHTSA2026-05-13
Manufacturer's numberPIC6566C
Manufacturer's date2026-05-06
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.

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.

Vehicles listed
BRIGHTDROP ZEVO 4002024 (the catalog's model; the bulletin names a series or trim of it)
BRIGHTDROP ZEVO 6002024 (the catalog's model; the bulletin names a series or trim of it)
BUICK ENCORE GX2023, 2024, 2025, 2026
CADILLAC CT42023, 2024, 2025, 2026
CADILLAC LYRIQ2024, 2025, 2026
CADILLAC XT42024, 2025
CHEVROLET BLAZER EV2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET BRIGHTDROP 4002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET BRIGHTDROP 6002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET COLORADO2023, 2024, 2025, 2026
CHEVROLET SILVERADO 15002024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC CANYON2023, 2024, 2025, 2026

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