# Service bulletin 302\-15

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: 10141940
- Published by NHTSA: 2018\-06\-18
- Manufacturer's number: 302\-15
- Manufacturer's date: 2015\-03\-02
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\); ENGINE

## NHTSA's summary

302\-15 Crankshaft Oil Seals

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10141940-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10141940-0001.pdf)

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

## Components

Engine, Exhaust and emissions, Crankcase ventilation \(PCV\)

## Vehicles listed

- 2012 to 2017 FREIGHTLINER 114SD
- 2012 to 2017 FREIGHTLINER 122SD
- 2012 to 2017 FREIGHTLINER BUSINESS CLASS M2
- 2012 to 2017 FREIGHTLINER CASCADIA
- 2012 to 2017 FREIGHTLINER COLUMBIA
- 2012 to 2017 FREIGHTLINER CORONADO
- 2012 to 2017 STERLING A\-LINE
- 2012 to 2017 WESTERN STAR 4700
- 2012 to 2017 WESTERN STAR 4900

## Other bulletins for the same vehicles and component

- [0356\-17 SPN](/bulletins/10142125.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). \(MCM\) \(GHG17\)
- [0356\-17](/bulletins/10142124.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). \(MCM\) \(GHG17\)
- [0305\-17](/bulletins/10142104.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). Diagnostic Tests

JSON: [/v1/bulletins/10141940](/v1/bulletins/10141940)

[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%20302-15&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10141940&vehicle=Service%20bulletin%20302-15)