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Service bulletins for the 2015 Western Star 5700

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.

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

By type

By component

Bulletins, newest first
SBW83-0202020-01-17. Service bulletin. VISIBILITY. Service Bulletin on A/C System Receiver-Drier Replacement Guidelines.
WI19-0222020-01-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. Warranty Information Letter announcing Detroit NOx Sensor Circuit Improvements for GHG17 After Treatment Systems
SBW72-0082019-12-20. Service bulletin. STRUCTURE; VISIBILITY. Service Bulletin for Window Regulator Retrofit.
SS10345772019-12-03. Service bulletin. EQUIPMENT; POWER TRAIN; STRUCTURE; EQUIPMENT ADAPTIVE/MOBILITY. Service Solution to address WST Cab drone / vibration / tapping Under acceleration for vehicles w/Eaton Manual Trans.
SS10345382019-11-22. Service bulletin. EXTERIOR LIGHTING. Service Solution concerning Western Star 5700 intermittent headlight issues.
D19R52019-11-21. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Updated Recall Safety Bulletin for vehicles in Australia and New Zealand with DD15 engines regarding high pressure fuel lines. Language was clarified that this only applies to Australia and New Zealand.
D19R52019-10-29. Service bulletin. ENGINE AND ENGINE COOLING. Export Recall Safety Bulletin for vehicles in Australia and New Zealand with DD15 engines regarding high pressure fuel lines.
19TL-182019-10-26. Service bulletin. ENGINE AND ENGINE COOLING. Tool Letter for updating Cascadia and Western Star 5700 oil-to-air coolers. To be used with service bulletins SB26-051 and SB26004 respectively.
17TS92019-10-25. Service bulletin. ENGINE AND ENGINE COOLING. Technical Service Letter communicating that information on DD Heavy Duty Platform Belt and Belt Tensioner can be found on TechLit.
P&SSep20192019-10-08. Service bulletin. EQUIPMENT. Parts and Service Committee meeting minutes
19TL-152019-09-28. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Tool Letter for ICC5 Programming Cable
SB47-0152019-09-28. Service bulletin. FUEL SYSTEM, GASOLINE. Service Bulletin for Equiflo Fuel System Breather Tube Inspection
SB26-0052019-09-28. Service bulletin. POWER TRAIN. Service Bulletin for DT12 PTO Upfit
SB26-0042019-09-28. Service bulletin. POWER TRAIN. Service Bulletin for DT12 Transmission Cooler Retrofit
15CSA-3REV2019-09-10. Service bulletin. EQUIPMENT. Customer Service Announcement Letter Revision for Dealers/Distributors Accessing DDEC Backdoor Passwords
19TL-132019-09-09. Service bulletin. POWER TRAIN; EQUIPMENT. Tool Letter for DT12 Seal Protector Sleeve
19TL-112019-09-09. Service bulletin. EQUIPMENT. Tool Letter for New Tool Kit Replacement Components DDE DKICHA018006 Components 1, 2 and 3
19TL-10 NVH2019-09-09. Service bulletin. STRUCTURE. Communication to assist the field with service vibration issues on DTNA vehicles
19CSA-12 BCT2019-09-09. Service bulletin. ELECTRICAL SYSTEM. PowerNet Assessment Tool Repair Procedure
19CSA-132019-09-09. Service bulletin. ENGINE AND ENGINE COOLING. Service Systems Development provided document to service locations on price list reflects current charges to engine horsepower ratings for HDEP and MDEG engine platforms.
D18M42019-09-07. Service bulletin. POWER TRAIN. Field Service Campaign for Remanufactured Detroit DT12 Transmissions
19-011WP2019-09-06. Service bulletin. EQUIPMENT. Warranty Policy Letter to communicate Detroit Return Changes
19-012WP2019-09-05. Service bulletin. EQUIPMENT. Warranty Policy Letter to communicate remarketing handling cap for Detroit DT12 Transmission.
19-013WI2019-09-05. Service bulletin. EQUIPMENT. Warranty Information Letter to announce addition of Thomas Built Bus as a brand with an Authorized Demonstrator Program
19-010WI2019-09-04. Service bulletin. EQUIPMENT. Warranty Information Letter updated to communicate warranty system updates.

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