# Service bulletin CSR 3093

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: 10239078
- Published by NHTSA: 2023\-07\-12
- Manufacturer's number: CSR 3093
- Manufacturer's date: 2023\-07\-11
- NHTSA component: ELECTRICAL SYSTEM; SERVICE BRAKES; EQUIPMENT

## NHTSA's summary

Altec Industries, Inc. has received notification from Navistar, Inc. that a condition exists relating to motor vehicle safety, compliance, or emissions in a vehicle you possess that is equipped with Altec equipment. Navistar has decided that a defect which relates to motor vehicle safety exists in certain 2017 thru 2023 CV® series trucks built 09/18/2017 thru 03/21/2023 with feature code 04240 or 04190 \(Brake system, hydraulic with Hydromax brake booster\). The brake pressure switch may allow brake fluid to seep past the diaphragm seal into the brake pressure switch electrical connector and associated fuse which can short the switch and/or fuse.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239078-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239078-9999.pdf)

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

## Components

Brakes, Electrical system, Equipment and accessories

## Vehicles listed

- 2019 to 2022 ALTEC AERIAL DEVICE

JSON: [/v1/bulletins/10239078](/v1/bulletins/10239078)

[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%20CSR%203093&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10239078&vehicle=Service%20bulletin%20CSR%203093)