# Service bulletin PIT6044D

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: 10246021
- Published by NHTSA: 2023\-12\-04
- Manufacturer's number: PIT6044D
- Manufacturer's date: 2023\-10\-26
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10246021-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10246021-9999.pdf)

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

## Components

Electrical system, Software

## Vehicles listed

- 2023 BRIGHTDROP ZEVO 600
- 2023 CADILLAC LYRIQ
- 2024 CADILLAC redundant LYRIQ
- 2022 to 2023 GMC HUMMER EV PICKUP
- 2024 GMC HUMMER EV SUV

## Other bulletins for the same vehicles and component

- [20\-NA\-132](/bulletins/10252774.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [N232428540](/bulletins/10252603.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM: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.
- [N232428540](/bulletins/10251961.md), 2024-03-20, Service bulletin: ELECTRICAL SYSTEM: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.
- [PIP5957A](/bulletins/10251729.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates to the dealer of a possible issue with the vehicle is that the code was set in error and will need a reset procedure performed to verify. This PI outlines the path the dealer is to take to verify that the vehicle can be repaired with this procedure to prevent unnecessary parts replacement and time in service.
- [PIT6055B](/bulletins/10251726.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.
- [PIC6498A](/bulletins/10251703.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This concise summary was created to advise of engineering investigation to address Error 302 when accessing the Energy APP.
- [N232428540](/bulletins/10251612.md), 2024-03-14, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. 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.
- [23\-NA\-173](/bulletins/10244212.md), 2023-10-18, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This service bulletin provides repair information to correct customer concerns of Radio Software issues.
- [N23\-240430](/bulletins/10242086.md), 2023-09-08, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. '\(There may be future updates under this same release number.\) Your Cadillac LYRIQ keeps getting better. This vehicle software update includes the following: Refinements: •Updates made to the rear camera functionality to help improve accuracy and functionality. •A variety of other minor software updates to help make your driving and in\-vehicle experience better. Better Never Stops™
- [N23\-240448](/bulletins/10241208.md), 2023-08-24, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. \(There may be future updates under this same release number.\) Your GMC Hummer EV keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: •A variety of other minor software updates to make your driving and in\-vehicle experience better. Better Never Stops™

JSON: [/v1/bulletins/10246021](/v1/bulletins/10246021)

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