# Service campaign N262558300

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 campaign
- NHTSA id: 11033287
- Published by NHTSA: 2026\-06\-03
- Manufacturer's number: N262558300
- Manufacturer's date: 2026\-06\-03
- Campaign id or software version: N262558300
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

Certain vehicles may have been built with the incorrect Body Control Module \(BCM\) calibration data file. Dealers will reprogram the BCM with the correct software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11033287-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11033287-9999.pdf)

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

## Vehicles listed

- 2026 CHEVROLET SILVERADO 1500
- 2026 GMC SIERRA 1500

JSON: [/v1/bulletins/11033287](/v1/bulletins/11033287)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20campaign%20N262558300&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11033287&vehicle=Service%20campaign%20N262558300)