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Service bulletins for the 2019 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.

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

By type

By component

Bulletins, newest first
wp000022018-12-10. Service bulletin. EQUIPMENT:OTHER:LABELS. wp00002 Replacing Gross Vehicle Weight Rating (GVWR) Certification Labels
sbw310142018-12-10. Service bulletin. SUSPENSION. sbw31014 Airliner Rear Suspension Crossmember Fastener Change
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
FL7662018-12-10. Service bulletin. EQUIPMENT. FL766 Western Star Power Cable Studs
FL7562018-12-10. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches
DOC-10334632018-10-29. Service bulletin. POWER TRAIN. SS 1033463 - WST 4700 Transmission Oil Cooler Lines Routing Improvements
DOC-10334622018-10-29. Service bulletin. VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY. SS 1033462 - WST Cab Mounted Mekra Mirror Cover Chrome Peeling
DOC-10334032018-10-29. Service bulletin. VISIBILITY. SS 1033403 - WST Wiper Motor not Parking Issues
MY18M42018-10-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. MY18M4-Bulletin-02-MAY-2018 Field Service Campaign D18M4
aeo18M42018-10-29. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. aeo18M4 Field Service Campaign D18M4
0508-182018-10-29. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 0508-18 Aftertreatment
0504-182018-10-29. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE. 0504-18 Fuel System - Fuel Injectors
0501-182018-10-29. Service bulletin. ENGINE; EQUIPMENT; ELECTRICAL SYSTEM. 0501-18 Aftertreatment Control Module (ACM)
sbw310142018-10-29. Service bulletin. SUSPENSION; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. With the start of production on April 2, 2018, the fasteners used to assemble Airliner rear suspension crossmembers changed. The forward-suspnsion crossmember will assembled with 5/8-18 fasteners and the rear-suspension (bogie) crossmember will be assembled with 3/4-16 fasteners.
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.
sbw83292018-10-29. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; STRUCTURE:FRAME AND MEMBERS. In some operating conditions, water may leak into the cab onto the passenger floor through the HVAC fresh air intake on the frontwall on 47,00,4900, and 5700 models.
sbw00052018-10-29. Service bulletin. EQUIPMENT:OTHER:LABELS. If a GVWR certification label is lost or damaged, Freightliner will supply a duplicate label. Log on to DTNAConnect.com and under "DTNAConnect Resources", select the "Tool and Services" plus sign. Select "Request for Certification Labl or OWI." Fillout the form, then select "Review."
ICI18-016 FL7562018-10-29. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. The automatic connector terminal removal tool is part of tool kit DDE KI0CHA17001.
FL7662018-10-29. Service bulletin. EQUIPMENT; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. Improperly installed power stud may contact the bulkhead, resulting in potential arcing, which may increase the risk of fire.
FL7562018-10-29. Service bulletin. SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, AIR; ELECTRICAL SYSTEM. Brake Light Pressure switch may not activate the brake lights with a light application of the brake pedal.
0404-182018-10-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0404-18 GHG17 DD8 - Aftertreatment Systems - Diesel Particulate Filter End Cap
sbw35102018-06-25. Service bulletin. SUSPENSION. sbw3510 Axle Alignment Specifications
530-132018-06-25. Service bulletin. FUEL SYSTEM, GASOLINE. 530-13 Low Pressure Fuel Pump ? Two-Filter Fuel System
529-132018-06-25. Service bulletin. FUEL SYSTEM, GASOLINE. 529-13 Operation of the Fuel System - Two-Filter Fuel System

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