# Service bulletin T1975A

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: 10129835
- Published by NHTSA: 2018\-03\-12
- Manufacturer's number: T1975A
- Manufacturer's date: 2018\-01\-23
- NHTSA component: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

## NHTSA's summary

This Temporary Repair Practice authorizes the inspection and replacement of all six rocker levers on identified Engine Serial Numbers when any rocker lever ball has fractured at the interface of shank and flange on rocker lever. This is a revision to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10129835-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10129835-0001.pdf)

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

## Components

Equipment and accessories, Labels and manuals

## Vehicles listed

- CUMMINS ISB

JSON: [/v1/bulletins/10129835](/v1/bulletins/10129835)

[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%20T1975A&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10129835&vehicle=Service%20bulletin%20T1975A)