# Service bulletin PIT6145

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: 10253115
- Published by NHTSA: 2024\-04\-15
- Manufacturer's number: PIT6145
- Manufacturer's date: 2024\-03\-28
- NHTSA component: STRUCTURE; ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

## NHTSA's summary

This Preliminary information communicates information to verify if the vehicle frame has been lengthened or shorted as a result of the vehicle upfit. Dealer to refer to GM Upfitter bulletin 171 if frame has been modified.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253115-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253115-9999.pdf)

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

## Components

Body and frame, Brakes, Driver assistance, Anti\-lock brakes

## Vehicles listed

- 2019 CHEVROLET 6500
- 2019 to 2024 CHEVROLET SILVERADO 4500
- 2019 to 2021 CHEVROLET SILVERADO 5500
- 2023 to 2024 CHEVROLET SILVERADO 5500
- 2019 CHEVROLET SILVERADO 6500
- 2021 to 2023 CHEVROLET SILVERADO 6500
- 2025 CHEVROLET SILVERADO 6500
- 2019 CHEVROLET duplicate SILVERADO 5500

## Recalls for the same vehicles and component

- [19V889000](/recalls/nhtsa/19V889000.md), 2019-12-12: SERVICE BRAKES; ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

## Other bulletins for the same vehicles and component

- [PIT5569B](/bulletins/10217764.md), 2022-08-15, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT; SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U\*\*\*\* Byte 71 DTC.
- [PIP5834A](/bulletins/10208990.md), 2022-03-14, Service bulletin: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT. This Preliminary information communicates that the service 4wd message related to C119E can be diagnosed and repaired.
- [PIT5707](/bulletins/10165881.md), 2019-10-15, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. This Preliminary information communication provides information to the dealer about vehicles with the ABS light or Service Stability Message displayed with C050A or C0504 DTC's set. Dealer may find manufacturing debris on the wheel speed sensor reluctor wheel causing this concern. Dealer is to clean the debris from the reluctor wheel and evaluate for concern.

JSON: [/v1/bulletins/10253115](/v1/bulletins/10253115)

[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%20PIT6145&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10253115&vehicle=Service%20bulletin%20PIT6145)