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Service bulletins for the 2019 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.

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

By type

By component

Bulletins, newest first
20CSA-042020-03-22. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLink® 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
03.2020 Campaign2020-03-18. Service bulletin. EQUIPMENT. Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers.
WP20-0022020-03-17. Service bulletin. STRUCTURE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Policy Letter explaining the Warranty Department is aligning with the frame rail repair policy, published in DTNA Workshop Manuals, which states that there are very few cases in which welding a heat-treated frame rail is allowed. Therefore, before welding anything on a frame rail, contact the applicable regional service representative for approval.
02.2020 Campaign2020-03-04. Service bulletin. EQUIPMENT. Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers
SBW41-0022020-03-03. Service bulletin. POWER TRAIN. Service Bulletin for Midship Bearing Replacement for built vehicles with driveshafts SPL140, SPL170 or SPL250 with first order driveline vibration. This version replaces bulletin from 12/19/19.
SBW54-0742020-02-15. Service bulletin. EQUIPMENT. Service Bulletin for Western Star 5700 Pana-Pacific 540 Radio Controls Not Operating Normally. Pana-Pacific DEA540 radios (A22-74389-000, A22-77161-000) may cease to respond to volume control settings from the steering wheel switches or the controls on the radio faceplate, resulting in erratic volume control.
SBW54-0612020-02-15. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin for Guidelines for Repairing or Replacing an Electrical Harness. Use the guidelines in this bulletin to determine if a damaged electrical harness should be repaired or replaced.
20CSA-012020-02-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING. Customer Service Announcement for a policy change regarding Detroit Service Information Bulletins (SIBs) will now have a 60-day expiration, starting on the release day of the bulletin. The intent of a SIB is to notify the service network of a major change to one or more service procedures. Do not save SIBs nor reference them for repairs, as they are uncontrolled and never updated.
SS10346212020-01-21. Service bulletin. SUSPENSION. Service Solution for Western Star vehicles equipped with Hendrickson AIRTEK Axles experiencing a Harsh Ride.
SS10340682020-01-19. Service bulletin. ELECTRICAL SYSTEM. Service Solution for Meritor Wabco OnGuard Radar Service Alignment. If the radar sensor needs to be aligned, the radar sensor mounting system has become damaged or has loosened, or new radar sensor software has been installed, a Radar Sensor Service Alignment will need to be performed.
SBW83-0202020-01-17. Service bulletin. VISIBILITY. Service Bulletin on A/C System Receiver-Drier Replacement Guidelines.
17TS-12REV2020-01-03. 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.
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.
SBW41-0022019-12-20. Service bulletin. POWER TRAIN. Service Bulletin for Midship Bearing Replacement for built vehicles with driveshafts SPL140, SPL170 or SPL250 with first order driveline vibration.
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.
SS10345792019-12-03. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Service Solution for prematurely failing coolers on WST Models equipped with Allison Transmissions and Rocore Transmission coolers (07-23256-001) with tow pin front X-member. Part number 07-25266-000 is a direct replacement of the failing coolers and requires no modifications or plumbing changes.
CAL WST 32-0022019-12-02. Service bulletin. EQUIPMENT; SUSPENSION; EQUIPMENT ADAPTIVE/MOBILITY. Customer Advisory Letter for Airliner welded axle seats. The welded axle seats were installed incorrectly on the rear most drive axle for specific vehicles resulting in an incorrect axle pinion angle. The existing welded axle seats will be removed and replaced with new axle seats installed in the correct orientation.
SBW00-0042019-11-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Service Bulletin explaining Western Star's courtesy engineering policy.
SS10345382019-11-22. Service bulletin. EXTERIOR LIGHTING. Service Solution concerning Western Star 5700 intermittent headlight issues.
SBW41-0022019-11-21. Service bulletin. SUSPENSION; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Service Bulletin for midship bearing replacement. This procedure applies to all vehicles built with driveshafts SPL140, SPL170 or SPL250 with first order driveline vibration.
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.
CAL_WS_420012019-10-30. Service bulletin. SERVICE BRAKES, AIR; EQUIPMENT. Customer Advisory Letter for WABCO HP air dryer turbo cut-off valve replacement.
SS10345312019-10-30. Service bulletin. SERVICE BRAKES, AIR; EQUIPMENT. Service Solution for WABCO HP air dryer turbo cut-off valve replacement.
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.

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