# Service bulletin PIT6433

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: 11023148
- Published by NHTSA: 2025\-09\-16
- Manufacturer's number: PIT6433
- Manufacturer's date: 2025\-09\-09
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This Preliminary information communicates to the field on a unwanted history DTC that is setting due to a software anomaly.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11023148-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11023148-9999.pdf)

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

## Vehicles listed

- 2026 GMC HUMMER EV PICKUP
- 2026 GMC HUMMER EV SUV

JSON: [/v1/bulletins/11023148](/v1/bulletins/11023148)

[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%20PIT6433&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11023148&vehicle=Service%20bulletin%20PIT6433)