# Service bulletin 32\-021

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: 10210950
- Published by NHTSA: 2022\-05\-05
- Manufacturer's number: 32\-021
- Manufacturer's date: 2022\-04\-18
- NHTSA component: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

Model Year 2022 chassis with Cummins X15 engines may have inoperative auto\-start systems due to a Cummins software update. Refer to Cummins bulletin TSB210135.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10210950-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10210950-9999.pdf)

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

## Components

Electrical system, Engine, Software

## Vehicles listed

- 2022 KENWORTH C500
- 2022 KENWORTH T680
- 2022 KENWORTH T800B
- 2022 KENWORTH T880
- 2022 KENWORTH W900
- 2022 KENWORTH W990

## Recalls for the same vehicles and component

- [24V915000](/recalls/nhtsa/24V915000.md), 2024-12-09: ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
- [21V906000](/recalls/nhtsa/21V906000.md), 2021-11-19: ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES, AIR

JSON: [/v1/bulletins/10210950](/v1/bulletins/10210950)

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