# Service bulletin WSB\-35\-4

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: 10056855
- Published by NHTSA: 2015\-02\-27
- Manufacturer's number: WSB\-35\-4
- Manufacturer's date: 2014\-09\-01
- NHTSA component: EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

## NHTSA's summary

WESTERN STAR: THE EXTERNAL BREATHER, ON FORWARD REAR DIFFERENTIAL CARRIER, HAS AN OIL LEAK AND A REMEDY FOR THE LEAK IS AN ADDITIONAL INTERNAL BREATHER, THAT IS AVAILABLE TO BE INSTALL. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Equipment and accessories

## Vehicles listed

- 2009 WESTERN STAR 4900
- 2009 WESTERN STAR 6900
- 2009 WESTERN STAR CONSTELLATION

## Recalls for the same vehicles and component

- [2017636](/recalls/tc/2017636.md), 2017-12-18: Accessories
- [17V810000](/recalls/nhtsa/17V810000.md), 2017-12-15: EQUIPMENT

## Other bulletins for the same vehicles and component

- [WI21\-008](/bulletins/10190549.md), 2021-04-23, Service bulletin: EQUIPMENT. Warranty Information Letter announcing DTNA is adjusting the Standard Repair Times \(SRTs\) shown. The updated times will be applied to repair orders opened on or after April 5, 2021.
- [18SP745](/bulletins/10183955.md), 2020-12-08, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Special Publication Letter for EPA07 EPA10 Three\-Filter Fuel System DD15 DD16 Severe Duty High Pressure Fuel Rail Feed Lines Service Kit
- [18SP744](/bulletins/10183954.md), 2020-12-08, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Special Publication letter for Two\-Filter Fuel System KM59 GEN1 DD15 DD16 Severe Duty High Pressure Fuel Rail Feed Lines Service Kit.
- [20TS\-01](/bulletins/10170603.md), 2020-01-22, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. Technical Service Letter for DDC Series 60 engines concerning Series 60 Cylinder Head Resurfacing/Finish. Detroit Diesel does not recommend third party resurfacing of Series 60 cylinder heads \(outside of Detroit and Detroit Reman\).
- [19TL\-15](/bulletins/10165427.md), 2019-09-28, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING. Tool Letter for ICC5 Programming Cable
- [sbw0002](/bulletins/10158025.md), 2019-04-08, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Technical Publications Ordering
- [0601\-17](/bulletins/10156383.md), 2019-04-01, Service bulletin: EQUIPMENT; ENGINE. SPN 3464 \(MCM\) \(GHG14\)
- [0604\-17](/bulletins/10156382.md), 2019-04-01, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. SPN 712 \(CPC\) \(GHG17\)
- [0606\-17](/bulletins/10155270.md), 2019-03-25, Service bulletin: EQUIPMENT; ENGINE. SPN 3226 \(ACM\) \(GHG17\)
- [0607\-17](/bulletins/10155269.md), 2019-03-25, Service bulletin: EQUIPMENT. SPN 96 \(MCM\) \(GHG17\)

JSON: [/v1/bulletins/10056855](/v1/bulletins/10056855)

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