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Service bulletin PIT5551Q

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 id11014450
Published by NHTSA2025-02-25
Manufacturer's numberPIT5551Q
Manufacturer's date2025-02-18
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".

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
BUICK ENCLAVE2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
BUICK ENVISTA2024, 2025
CADILLAC ATS2013, 2014, 2015, 2016, 2017, 2018
CADILLAC CT42020, 2021, 2022, 2023, 2024, 2025
CADILLAC CT52020, 2021, 2022, 2023, 2024, 2025
CADILLAC CT62016, 2017, 2018, 2019, 2020
CADILLAC CTS2014, 2015, 2016, 2017, 2018, 2019
CADILLAC ESCALADE2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CADILLAC ESCALADE ESV2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE ESV2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CADILLAC LYRIQ2023, 2024, 2025
CADILLAC OPTIQ2025
CADILLAC XT42019, 2020, 2021, 2022, 2023, 2024, 2025
CADILLAC XT52017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CADILLAC XT62020, 2021, 2022, 2023, 2024, 2025
CADILLAC XTS2018, 2019
CHEVROLET BLAZER2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET BOLT EV2017, 2018, 2019, 2020, 2021, 2022, 2023
CHEVROLET COLORADO2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET EQUINOX2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET EQUINOX EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET SILVERADO 15002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002017, 2018, 2019, 2020, 2021, 2022, 2023, 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 SUBURBAN2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET SUBURBAN 15002024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET TRAILBLAZER2018 to 2020
CHEVROLET TRAILBLAZER2021, 2022, 2023, 2024, 2025
CHEVROLET TRAVERSE2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET TRAX2024, 2025
CHEVROLET VOLT2016, 2017, 2018, 2019
GMC ACADIA2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
GMC CANYON2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
GMC SIERRA 15002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2018, 2019, 2020, 2021, 2022, 2023, 2024
GMC YUKON2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
GMC YUKON XL2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025

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