# Service bulletin TSB170119\-020120

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: 10188840
- Published by NHTSA: 2021\-03\-15
- Manufacturer's number: TSB170119\-020120
- Manufacturer's date: 2021\-02\-01
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of a charging system alternator bracket malfunction: IC Bus CE Series. The malfunction is due to the use of a non\-approved Dual Freon compressor systems installed by Bus air. This is an update to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10188840-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10188840-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- CUMMINS B6.7

JSON: [/v1/bulletins/10188840](/v1/bulletins/10188840)

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