# Service bulletin wp54018 EPA10

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: 10158108
- Published by NHTSA: 2019\-04\-08
- Manufacturer's number: wp54018 EPA10
- Manufacturer's date: 2018\-11\-16
- NHTSA component: ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

Technical Bulletin wp54018 EPA10 Wiring Harness Ordering

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10158108-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10158108-9999.pdf)

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

## Components

Electrical system, Wiring and fuses

## Vehicles listed

- 2013 WESTERN STAR 4700
- 2014 WESTERN STAR 4900
- 2015 WESTERN STAR 5700
- 2016 to 2019 WESTERN STAR 6900

## Recalls for the same vehicles and component

- [21V882000](/recalls/nhtsa/21V882000.md), 2021-11-12: ELECTRICAL SYSTEM:WIRING
- [18V191000](/recalls/nhtsa/18V191000.md), 2018-03-26: ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [17TS\-12REV](/bulletins/10169699.md), 2020-01-03, Service bulletin: ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Technical Service Letter for GHG17 Heavy Duty Engine Platform 1\-BOX Aftertreatment System \(ATS\) Wire Harness experiencing chaffing caused by vibration and dirt collecting in the harness conduit.
- [sb54072](/bulletins/10163472.md), 2019-08-05, Service bulletin: ELECTRICAL SYSTEM:WIRING. HDEP MCM 21 Pin Service Jumper Replacement
- [wp54018 EPA10](/bulletins/10156451.md), 2019-04-01, Service bulletin: ELECTRICAL SYSTEM:WIRING. Technical Bulletin wp54018 EPA10 Wiring Harness Ordering
- [DOC\-1033333](/bulletins/10146267.md), 2018-10-29, Service bulletin: ELECTRICAL SYSTEM:WIRING; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. SS 1033333 \- WST ECC Replacement Jumper Harness Installation.
- [503\-14](/bulletins/10141904.md), 2018-06-18, Service bulletin: ELECTRICAL SYSTEM:WIRING; EQUIPMENT. 503\-14 FMI 3, 4: High Side Digital Output 3 Circuit Failed High
- [SF514](/bulletins/10128723.md), 2018-02-12, Service bulletin: ELECTRICAL SYSTEM:WIRING. Western Star ABS Wiring \- Export Only
- [14CSA22](/bulletins/10124131.md), 2017-11-17, Service bulletin: ELECTRICAL SYSTEM:WIRING. 14CSA22 DTNA Chassis Wiring Diagrams
- [SB\-54\-58](/bulletins/10056548.md), 2014-12-24, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. WESTERN STAR: INSTRUCTIONS PROVIDED TO HELP REDUCE VIBRATION ON POWER DISTRIBUTION MODULES \(PDM\), TO PREVENT CRACKING OF FUSES ON HORIZONTALLY MOUNTED POWERTRAIN. \*PE UPDATED 03/02/15\*LJ

JSON: [/v1/bulletins/10158108](/v1/bulletins/10158108)

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