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Service bulletins for the 2015 Western Star 4700

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.

620 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
sbw00022019-04-01. Service bulletin. EQUIPMENT. Technical Publications Ordering
sbw000172019-04-01. Service bulletin. EQUIPMENT. Reminder: Paper Service Bulletin Mailings Are Discontinued
0606-172019-03-25. Service bulletin. EQUIPMENT; ENGINE. SPN 3226 (ACM) (GHG17)
0607-172019-03-25. Service bulletin. EQUIPMENT. SPN 96 (MCM) (GHG17)
0609-172019-03-25. Service bulletin. EQUIPMENT; ENGINE. SPN 3226 (ACM) (GHG17)
0603-172019-03-25. Service bulletin. EQUIPMENT; FUEL SYSTEM, DIESEL. Fuel System Integrity Check Routine - Two-Filter Fuel System
0608-172019-03-25. Service bulletin. EQUIPMENT. Diagnostic tests - Two Filter System - FSIC Leak Test
0601-172019-03-25. Service bulletin. EQUIPMENT. SPN 3464 (MCM) (GHG14)
0604-172019-03-25. Service bulletin. EQUIPMENT. SPN 712 (CPC) (GHG17)
sbw54642019-03-25. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT. Fuel Level Sending Unit Retrofit
1212-182019-03-18. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. Service Information Bulletin- Exhaust Gas Recirculation Crossover Pipe
1213-182019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; FUEL SYSTEM, DIESEL. Service Information Bulletin
1208-182019-03-18. Service bulletin. ENGINE; EQUIPMENT. Service Information Bulletin- Oil Present at the Turbocharger Compressor Housing
sbw00042019-03-18. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Service Bulletin-sbw0004 Western Star Courtesy Engineering Policy
sbw000172019-03-11. Service bulletin. EQUIPMENT. Service Bulletin Paper Copy Mailings Are Discontinued
DOC-10332232019-02-19. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS. DOC-1033223 WST 4700 with Cummins Engine Hood Strap Wrapping Around AC Pressure Switch
17TS17Rev2019-02-19. Service bulletin. EQUIPMENT. Instructions for CSC Diagnostic Support
sbw310122019-02-19. Service bulletin. EQUIPMENT. Towing Procedures
sbw00142018-12-10. Service bulletin. EQUIPMENT. Operating Hours for the Customer Assistance Center
GHG14 18R32018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT. GHG14_18R3_bulletin_07-MAY-2018a Emission Recall D18R3
wp000022018-12-10. Service bulletin. EQUIPMENT:OTHER:LABELS. wp00002 Replacing Gross Vehicle Weight Rating (GVWR) Certification Labels
sbw310132018-12-10. Service bulletin. EQUIPMENT. sbw31013 Fifth Wheel Outboard Angle Mount Fastener Change
ICI18-016 FL7562018-12-10. Service bulletin. EQUIPMENT. ICI18-016 FL756 ? Automotive Connector Terminal Removal Tool
DOC-10334622018-10-29. Service bulletin. VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY. SS 1033462 - WST Cab Mounted Mekra Mirror Cover Chrome Peeling
sbw310132018-10-29. Service bulletin. EQUIPMENT; TRAILER HITCHES:FIFTH WHEEL ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY. With the start of production on March 6, 2018, the fasteners used to attach the slide- and plate-mount style fifth wheels to the outboard angles changed to M16 metric bolts, nuts, and washers.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.