# Service bulletin PIT5551P 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. - Type: Service bulletin - NHTSA id: 11011406 - Published by NHTSA: 2024\-12\-05 - Manufacturer's number: PIT5551P - Manufacturer's date: 2024\-10\-01 - NHTSA component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING ## 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 - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011406-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011406-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Driver assistance ## Vehicles listed - 2018 to 2025 BUICK ENCLAVE - 2024 to 2025 BUICK ENVISTA - 2013 to 2019 CADILLAC ATS - 2020 to 2025 CADILLAC CT4 - 2020 to 2025 CADILLAC CT5 - 2016 to 2020 CADILLAC CT6 - 2014 to 2019 CADILLAC CTS - 2016 to 2025 CADILLAC ESCALADE - 2016 CADILLAC ESCALADE ESV - 2017 to 2025 CADILLAC ESCALADE ESV - 2023 to 2025 CADILLAC LYRIQ - 2019 to 2025 CADILLAC XT4 - 2017 to 2025 CADILLAC XT5 - 2020 to 2025 CADILLAC XT6 - 2018 to 2019 CADILLAC XTS - 2019 to 2025 CHEVROLET BLAZER - 2017 to 2023 CHEVROLET BOLT EV - 2015 to 2025 CHEVROLET COLORADO - 2018 to 2025 CHEVROLET EQUINOX - 2016 to 2025 CHEVROLET MALIBU - 2017 to 2025 CHEVROLET SILVERADO 1500 - 2024 to 2025 CHEVROLET SILVERADO EV - 2017 to 2020 CHEVROLET SUBURBAN - 2021 to 2025 CHEVROLET SUBURBAN 1500 - 2017 to 2025 CHEVROLET TAHOE - 2018 to 2020 CHEVROLET TRAILBLAZER - 2021 to 2025 CHEVROLET TRAILBLAZER - 2018 to 2025 CHEVROLET TRAVERSE - 2024 to 2025 CHEVROLET TRAX - 2016 to 2019 CHEVROLET VOLT - 2017 to 2025 GMC ACADIA - 2015 to 2025 GMC CANYON - 2022 to 2025 GMC HUMMER EV PICKUP - 2017 to 2025 GMC SIERRA 1500 - 2018 to 2024 GMC TERRAIN - 2017 to 2025 GMC YUKON - 2017 to 2025 GMC YUKON XL ## Recalls for the same vehicles and component - [26V539000](/recalls/nhtsa/26V539000.md), 2026-08-20: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA - [26V212000](/recalls/nhtsa/26V212000.md), 2026-04-02: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA - [26V082000](/recalls/nhtsa/26V082000.md), 2026-02-12: BACK OVER PREVENTION:SOFTWARE - [25V878000](/recalls/nhtsa/25V878000.md), 2025-12-18: BACK OVER PREVENTION:WARNINGS:EXTERNAL/PEDESTRIAN ALERT - [25V639000](/recalls/nhtsa/25V639000.md), 2025-09-25: FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT - [25V012000](/recalls/nhtsa/25V012000.md), 2025-01-16: SERVICE BRAKES, HYDRAULIC; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL:SOFTWARE - [24V937000](/recalls/nhtsa/24V937000.md), 2024-12-18: FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM - [24V925000](/recalls/nhtsa/24V925000.md), 2024-12-12: FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM - [24V133000](/recalls/nhtsa/24V133000.md), 2024-02-22: ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING - [22V868000](/recalls/nhtsa/22V868000.md), 2022-11-23: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA ## Other bulletins for the same vehicles and component - [24\-NA\-272](/bulletins/11026032.md), 2025-12-03, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. This technical bulletin provides repair information to correct a customer concern of Park Assist False Alerts on Z71 Traverse. - [25\-NA\-118](/bulletins/11023051.md), 2025-09-10, Service bulletin: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. 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\-138](/bulletins/11020271.md), 2025-07-08, Service bulletin: FORWARD COLLISION AVOIDANCE: WARNINGS; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. 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\-142](/bulletins/11019379.md), 2025-06-07, Service bulletin: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; ELECTRICAL SYSTEM; STEERING. This technical bulletin provides repair information to correct a customer concern of Steering Wheel Oscillation while in Super Cruise Mode. - [25\-NA\-081](/bulletins/11017318.md), 2025-04-29, Service bulletin: BACK OVER PREVENTION: WARNINGS; ELECTRICAL SYSTEM. Some customers may comment on the park assist switch flashing and/or a ‘Service Side Detection’ DIC message. - [25\-NA\-070](/bulletins/11017212.md), 2025-04-24, Service bulletin: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This service bulletin provides information on Super Cruise IME Recognition. - [25\-NA\-060](/bulletins/11017004.md), 2025-04-15, Service bulletin: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This service bulletin provides information for dealers/technicians on Diagnostic Aid \- Super Cruise Unavailable. - [25\-NA\-043](/bulletins/11015220.md), 2025-03-06, Service bulletin: ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: WARNINGS. This informational bulletin provides information for dealers/technicians on K313 Interior Object Detection Module Information When Setting DTCs. - [24\-NA\-102](/bulletins/11015050.md), 2025-03-05, Service bulletin: BACK OVER PREVENTION: WARNINGS; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Advanced Park Assist Non\-functional. - [22\-NA\-068](/bulletins/11014579.md), 2025-02-28, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY; BACK OVER PREVENTION: WARNINGS. 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. JSON: [/v1/bulletins/11011406](/v1/bulletins/11011406) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20PIT5551P&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11011406&vehicle=Service%20bulletin%20PIT5551P)