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Service bulletins for the 2016 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.

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

By type

By component

Bulletins, newest first
323-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; EQUIPMENT. 323-15 Symptom Diagnostics ? Noise
306-152018-06-18. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 306-15 SPN 3246 (ACM)(EPA10;GHG14)
307-152018-06-18. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. 307-15 SPN 3480 (MCM) (EPA07;EPA10;GHG14)
321-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 321-15 SPN 4364 (ACM) (GHG14)
320-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 320-15 SPN 4374 (ACM) (GHG14)
301-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. 301-15 SPN 3251 (ACM) (EPA10) and (ACM) (GHG14), 3936 (ACM)
302-152018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE. 302-15 Crankshaft Oil Seals
18SP7062018-06-18. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE. 18SP706 Replacement of the High Pressure Fuel Pump Camshaft Oil Seal
18SP7122018-06-18. Service bulletin. FUEL SYSTEM, GASOLINE. 18SP712 EPA07 DD15/16 Three-Filter Fuel System to Two-Filter KM59 GEN1 Fuel System Conversion Service Kit
18SP7132018-06-18. Service bulletin. FUEL SYSTEM, GASOLINE. 18SP713 EPA10 DD13 Three-Filter Fuel System to Two-Filter KM59 GEN1 Fuel System Conversion Service Kit
18SP7142018-06-18. Service bulletin. FUEL SYSTEM, DIESEL. 18SP714 EPA10 DD15/16 Three-Filter Fuel System to Two-Filter KM59 GEN1 Fuel System Conversion Service Kit
0405-182018-06-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 0405-18 Symptom Diagnostics - Range Up or Down Shift Issue
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
0402-182018-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM. 0402-18 SPN 625 (CPC) (GHG14)
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
ssbw420102018-06-18. Service bulletin. AIR BAGS; SERVICE BRAKES. ssbw42010 Inspección de fugas de aire del transportista concesionario
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
fsbw490192018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. fsbw49019 Conduite sous pression de fluide pour échappement diesel (DEF) débranchée au niveau du raccordement du doseur
fsbw420102018-06-18. Service bulletin. ENGINE AND ENGINE COOLING. fsbw42010 Inspection d'absence de fuites d'air par les transporteurs concessionnaires
fsbw420092018-06-18. Service bulletin. ENGINE AND ENGINE COOLING. fsbw42009 Diagnostic de fuite d'air
FL7562018-06-18. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches
sbw54552018-06-11. Service bulletin. EQUIPMENT. sbw5455 Virtual Technician Retrofit

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