# Service bulletin PIP5859A

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: 10237674
- Published by NHTSA: 2023\-06\-13
- Manufacturer's number: PIP5859A
- Manufacturer's date: 2023\-05\-22
- NHTSA component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

## NHTSA's summary

This Preliminary information communicates that the High Voltage Battery pack is on TAC restriction where TAC will Authorize the full HV Battery pack Exchange with Engineering Review needed.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10237674-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10237674-9999.pdf)

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

## Components

Electrical system, 12\-volt battery

## Vehicles listed

- 2023 CADILLAC LYRIQ
- 2024 CADILLAC redundant LYRIQ

## 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.
- [PIT6047C](/bulletins/10249957.md), 2024-02-12, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians to create a USB file that will have the radio ignore the BCM message for the 12v battery state of charge being to low that will cause the radio to not USB update.
- [PIP5859C](/bulletins/10247345.md), 2023-12-18, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. This Preliminary information communicates that the High Voltage Battery pack is on TAC restriction where TAC will Authorize the full HV Battery pack Exchange with Engineering Review needed.
- [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/10237674](/v1/bulletins/10237674)

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