# Service bulletin 24\-NA\-048

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: 10251915
- Published by NHTSA: 2024\-03\-19
- Manufacturer's number: 24\-NA\-048
- Manufacturer's date: 2024\-03\-11
- NHTSA component: ELECTRICAL SYSTEM; EQUIPMENT; BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC

## NHTSA's summary

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the rear automatic braking may brake unwantedly, usually when reversing out of a garage or driveway.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10251915-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10251915-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Driver assistance, Electrical system, Equipment and accessories, Backup camera

## Vehicles listed

- 2023 to 2024 CADILLAC LYRIQ
- 2024 CADILLAC XT4
- 2024 CADILLAC redundant LYRIQ
- 2024 CHEVROLET BLAZER EV

## Recalls for the same vehicles and component

- [26V082000](/recalls/nhtsa/26V082000.md), 2026-02-12: BACK OVER PREVENTION:SOFTWARE

## Other bulletins for the same vehicles and component

- [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.
- [24\-NA\-102](/bulletins/11014391.md), 2025-02-21, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. This technical bulletin provides repair information to correct a customer concern of Advanced Park Assist Non\-functional.
- [N232428540](/bulletins/10253794.md), 2024-05-01, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Customer Satisfaction Program \- Certain vehicles may require software updates that improve the customer experience and optimize future over\-the\-air updates. Dealers will perform a comprehensive software update.
- [PIT6105B](/bulletins/10253095.md), 2024-04-15, Service bulletin: BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. This Preliminary information communicates to dealership technicians that they will need to perform this step prior to performing any programming on replacement radios.
- [PIT6130](/bulletins/10253072.md), 2024-04-15, Service bulletin: BACK OVER PREVENTION. This Preliminary information communicates a vehicle may be encountered with a grid type box showing at the front of the vehicle in the camera display. The dealer is advised that this is a normal characteristic of the vehicle and no repairs should be made.
- [PIT6044F](/bulletins/10249261.md), 2024-01-29, Service bulletin: BACK OVER PREVENTION:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.
- [PIE0775](/bulletins/10249181.md), 2024-01-25, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Software Update on GM Ultium Vehicles \(2024 Blazer EV \- Customer Vehicles ONLY\)
- [PIT6094](/bulletins/10247377.md), 2023-12-18, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; BACK OVER PREVENTION. This PI states a vehicle may be encountered with a black or blank radio screen. The dealer technician is advised that updated software will be available 11/30/23. The technician is directed to reprogram the radio with the latest calibrations.
- [N23\-G170AA](/bulletins/10246310.md), 2023-12-06, Service bulletin: BACK OVER PREVENTION:SOFTWARE. • This update contains a required software change to help improve the overall software update and diagnostics process. • Be sure to install this update to be able to receive future software updates • Before you start the update, make sure that the time on the vehicle display is correct or the update may not install correctly. • If the time is incorrect, try the installation later when the time displayed is accurate. • If you plan to exit the vehicle, check the center display to make sure installation has started. • During the install period, your vehicle will be disabled and can’t be driven. Door locks and windows may not work, so don’t leave any occupants locked inside. • If the vehicle software update fails to install, follow the on\-screen instructions or visit your preferred dealership. Better Never Stops™
- [PIT6044E](/bulletins/10246030.md), 2023-12-04, Service bulletin: BACK OVER PREVENTION:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.

JSON: [/v1/bulletins/10251915](/v1/bulletins/10251915)

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