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Service bulletins for the 2019 Western Star 4900

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.

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

By type

By component

Bulletins, newest first
sbw54392018-06-18. Service bulletin. ELECTRICAL SYSTEM. RX Module Fault Codes
707-132018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES; FUEL SYSTEM, GASOLINE. 707-13 Description and Operation of the HC Doser Fuel Supply Pressure Control Valve - Two Filter System
710-132018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 710-13 Metal in the Fuel System - Three-Filter Fuel System
712-132018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 712-13 Fuel Cooler Leak Test Procedure - Three-Filter Fuel System
705-132018-06-18. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. 705-13 Test-E Three-Filter Fuel System
702-132018-06-18. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. 702-13 Test E Two-Filter Fuel System
711-132018-06-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM. 711-13 SPN 100-FMI 4 - ALL YEARS
717-132018-06-18. Service bulletin. EQUIPMENT; ENGINE; EQUIPMENT:MECHANICAL; EQUIPMENT ADAPTIVE/MOBILITY. 717-13 Oil Pan
sbw54552018-06-18. Service bulletin. EQUIPMENT. sbw5455 Virtual Technician Retrofit
0404-182018-06-18. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 0404-18 GHG17 DD8 - Aftertreatment Systems - Diesel Particulate Filter End Cap
DOC-10332972018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. SS 1033297: WST 4900 Low Max Exhaust Pipe Installation improvements
sbw54642018-06-18. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY. sbw5464 Fuel Level Sending Unit Retrofit
sbw54392018-06-18. Service bulletin. ELECTRICAL SYSTEM. sbw5439 RX Module Fault Codes
sbw42062018-06-18. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM; SERVICE BRAKES, AIR:DRUM. sbw4206 Brake Shimmy?Meritor® SteeLite X30? Brake Drum With Excessive Runout
sbw54552018-06-11. Service bulletin. EQUIPMENT. sbw5455 Virtual Technician Retrofit
sbw20192018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. sbw2019 Kysor Fan Clutch Rocking Runout Inspection
ICI12-0242018-06-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ICI12-024-DLR SF453 - Termination Date Extended
sbw31092018-06-11. Service bulletin. EQUIPMENT. sbw3109 Huck-Spin 2 Changeover
sbw54632018-06-11. Service bulletin. EQUIPMENT. sbw5463 Nexiq USB-Link Upgrade and Diagnostic Connector
sbw49112018-06-11. Service bulletin. ELECTRICAL SYSTEM. sbw4911 DEF Gauge Reading Incorrectly
sbw54012018-06-11. Service bulletin. EXTERIOR LIGHTING. sbw5401 Turn Signal and Brake Override Circuit
sbw98012018-06-11. Service bulletin. STRUCTURE. sbw9801 Paint Finish Standards
sbw83252018-06-11. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. sbw8325 Side Window Defroster and Cooling Improvement Retrofit
sbw490172018-06-11. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. Magnetized Fill Neck for Six-Gallon DEF Tanks
0514-162018-03-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). Cleaning of the Exhaust Gas Recirculation Venturi Pipe Delta P Sensor Ports

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