# Service bulletin PIT6441

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: 11024444
- Published by NHTSA: 2025\-10\-24
- Manufacturer's number: PIT6441
- Manufacturer's date: 2025\-10\-08
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This preliminary information communicates an issue with the brake system control module calibrations not being available when the GM dealership installed brake kit RPO 5JL and explains the calibrations are only for the brake pad life monitoring system.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11024444-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11024444-9999.pdf)

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

## Vehicles listed

- 2026 CADILLAC ESCALADE
- 2026 CADILLAC ESCALADE ESV
- 2026 CHEVROLET SUBURBAN 1500
- 2026 CHEVROLET TAHOE
- 2026 GMC YUKON
- 2026 GMC YUKON XL

JSON: [/v1/bulletins/11024444](/v1/bulletins/11024444)

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