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Service bulletin PIC6587

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 id11011694
Published by NHTSA2024-12-09
Manufacturer's numberPIC6587
Manufacturer's date2024-12-06
NHTSA componentUNKNOWN OR OTHER; LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING

NHTSA's summary

This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset to correct.

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

Driver assistance, Lane departure and lane keeping

Vehicles listed
BRIGHTDROP 600 ELCV2024
BUICK ENCLAVE2023, 2024, 2025
BUICK ENCORE2023 to 2025
BUICK ENCORE GX2023, 2024, 2025
BUICK ENVISION2023, 2024, 2025
BUICK ENVISTA2024, 2025
CADILLAC CT42023, 2024, 2025
CADILLAC CT52023, 2024, 2025
CADILLAC ESCALADE2023, 2024, 2025
CADILLAC ESCALADE ESV2023, 2024, 2025
CADILLAC ESCALADE IQ2025
CADILLAC LYRIQ2023, 2024, 2025
CADILLAC XT42023, 2024, 2025
CADILLAC XT52023, 2024, 2025
CADILLAC XT62023, 2024, 2025
CHEVROLET 3500HD2024
CHEVROLET BLAZER2023, 2024, 2025
CHEVROLET BLAZER EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET BOLT EUV2023
CHEVROLET BOLT EV2023
CHEVROLET BOLT EV2024
CHEVROLET CAMARO2023, 2024
CHEVROLET COLORADO2023, 2024, 2025
CHEVROLET CORVETTE2023, 2024, 2025
CHEVROLET CORVETTE E-RAY2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EQUINOX2023, 2024, 2025
CHEVROLET EQUINOX EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS2023
CHEVROLET EXPRESS 25002023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS CUTAWAY VAN2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU2023, 2024, 2025
CHEVROLET SILVERADO 15002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002023, 2024, 2025 (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)
CHEVROLET SUBURBAN2024
CHEVROLET SUBURBAN 15002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2023, 2024, 2025
CHEVROLET TRAILBLAZER2023, 2024, 2025
CHEVROLET TRAVERSE2023, 2024, 2025
CHEVROLET TRAX2023, 2024, 2025
GMC 3500HD2024
GMC ACADIA2023, 2024, 2025
GMC CANYON2023, 2024, 2025
GMC HUMMER EV PICKUP2023, 2024, 2025
GMC SAVANA2023, 2024
GMC SAVANA 25002023 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002023 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002025 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA CUTAWAY VAN2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2023, 2024, 2025
GMC YUKON2023, 2024, 2025
GMC YUKON XL2023, 2024, 2025
GMC YUKON XL 15002023 (the catalog's model; the bulletin names a series or trim of it)

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

Other bulletins for the same vehicles and component
PIC6552D2024-12-09. Service bulletin. This Preliminary information communicates how to recover the Image Processing Module.
24-NA-2132024-11-12. Service bulletin. This technical bulletin provides repair information to correct customer concerns of Automatic Lane Change inoperative/Disengagement.
24-NA-0632024-07-11. Service bulletin. This service bulletin provides repair information to correct a customer concern of a Service Drivers Assist Message Illuminated in DIC with DTC B2BA1 Set.
N24-24364902024-01-30. Service bulletin. (There may be future updates under this same release number.) This software update does the following: · Improves the heating system to help maintain consistent performance · Fixes the menu navigation and icons · Adds the ability to choose between imperial or metric units · Improves overall battery performance · Fixes speed sign notification and low charge speed settings