WenmarOpen by Wenmar Pro

Service bulletins for the 2017 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.

670 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
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.
DOC-10333542018-10-29. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. SS 1033354 Remanufactured Engine Blocks with Closed Fuel Cooler Return Ports DD Engines
DOC-10333332018-10-29. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. SS 1033333 - WST ECC Replacement Jumper Harness Installation.
0312-182018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT. 0312-18 Installation Output Shaft Seal
0311-182018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT. 0311-18 Installation of the Main Shaft Speed Sensor
ICI18-0142018-10-01. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. ICI18-014 Owner Notice ? Kidde Fire Extinguisher Recall
0107-152018-06-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0107-15 Enhanced Steam Clean
0302-172018-06-18. Service bulletin. EQUIPMENT. (CPC)(GHG17)
0326-172018-06-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. (ACM) (GHG17)
sbw00012018-06-18. Service bulletin. EQUIPMENT. sbw0001Validity List Western Star
sbw540652018-06-18. Service bulletin. ENGINE; EQUIPMENT. GHG17 Heavy Duty Engine Platform Vehicle Dash Oil Pressure Gauge
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
324-152018-06-18. Service bulletin. EQUIPMENT. 324-15 External Component Repair
326-152018-06-18. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING; EQUIPMENT:ELECTRICAL. 326-15 Main Shaft Speed Sensor
304-152018-06-18. Service bulletin. EQUIPMENT; ENGINE. 304-15 Diagnostic Tests
323-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; EQUIPMENT. 323-15 Symptom Diagnostics ? Noise
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
0401-182018-06-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0401-18 SPN 1231 (MCM) (EPA10 GHG14)
ICI18-0142018-06-18. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ICI18-014 Owner Notice ? Kidde Fire Extinguisher Recall
ssbw490192018-06-18. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. ssbw49019 Manguera de presión del líquido de escape diésel (DEF) desconectada en la conexión del dosificador
sbw54552018-06-11. Service bulletin. EQUIPMENT. sbw5455 Virtual Technician Retrofit
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
704-152018-06-11. Service bulletin. EQUIPMENT. 704-15 SPN 4364 (ACM)(EPA10)

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