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Service bulletin PIT5551N

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 id10251704
Published by NHTSA2024-03-18
Manufacturer's numberPIT5551N
Manufacturer's date2024-02-21
NHTSA componentFORWARD COLLISION AVOIDANCE

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.

Components

Driver assistance

Vehicles listed
BUICK ENCLAVE2018, 2019, 2020, 2021, 2022, 2023, 2024
BUICK ENVISTA2024
CADILLAC ATS2013, 2014, 2015, 2016, 2017, 2018, 2019
CADILLAC CT62016, 2017, 2018, 2019, 2020
CADILLAC CTS2014, 2015, 2016, 2017, 2018, 2019
CADILLAC ESCALADE2024
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
CADILLAC XT42019, 2020, 2021, 2022, 2023, 2024
CADILLAC XT52017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CADILLAC XT62020, 2021, 2022, 2023, 2024
CADILLAC XTS2018, 2019
CHEVROLET BLAZER2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET BOLT EV2017, 2018, 2019, 2020, 2021, 2022, 2023
CHEVROLET COLORADO2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET EQUINOX2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET MALIBU2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET SILVERADO 15002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO EV2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO LT2018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET TAHOE2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET TRAVERSE2018, 2019, 2020, 2021, 2022, 2023, 2024
CHEVROLET TRAX2024
CHEVROLET VOLT2016, 2017, 2018, 2019
GMC ACADIA2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
GMC CANYON2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
GMC HUMMER EV PICKUP2022, 2023
GMC HUMMER EV SUV2024
GMC SIERRA 15002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2018, 2019, 2020, 2021
GMC TERRAIN2023, 2024
GMC TERRAIN NA2022 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2020, 2021, 2022, 2023, 2024

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

Recalls for the same vehicles and component
26V5390002026-08-20. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
26V2120002026-04-02. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
25V6390002025-09-25. FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT
24V1330002024-02-22. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
22V8680002022-11-23. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
22V7090002022-09-22. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
19V8890002019-12-12. SERVICE BRAKES; ELECTRONIC STABILITY CONTROL (ESC); SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT
19V7610002019-10-24. SERVICE BRAKES; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING; ELECTRONIC STABILITY CONTROL (ESC)
16V2720002016-05-05. ELECTRONIC STABILITY CONTROL (ESC)

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
24-NA-2722025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Park Assist False Alerts on Z71 Traverse.
25-NA-1182025-09-10. Service bulletin. This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
24-NA-1382025-07-08. Service bulletin. This service bulletin provides repair information to correct a customer concern of Forward Collision Alert Unavailable DIC Message with U3000 SYM44 in the Front Camera Module.
24-NA-1422025-06-07. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Steering Wheel Oscillation while in Super Cruise Mode.
25-NA-0702025-04-24. Service bulletin. This service bulletin provides information on Super Cruise IME Recognition.
25-NA-0602025-04-15. Service bulletin. This service bulletin provides information for dealers/technicians on Diagnostic Aid - Super Cruise Unavailable.
24-NA-1022025-03-05. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Advanced Park Assist Non-functional.
22-NA-0682025-02-28. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
24-NA-1022025-02-21. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Advanced Park Assist Non-functional.
24-NA-0482025-02-17. Service bulletin. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.