WenmarOpen by Wenmar Pro

Service bulletins for the 2010 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.

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

By type

By component

By topic

Bulletins, newest first
518-142018-06-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 518-14 FMI 1, 18: Regen Temperature- Out Of Range Low
503-142018-06-18. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. 503-14 FMI 3, 4: High Side Digital Output 3 Circuit Failed High
516-142018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 516-14 FMI 3, 4: DEF pressure sensor circuit failed hig
519-142018-06-18. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. 519-14 FMI 1: SCR NOx Conversion Efficiency Very Low
502-142018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. 502-14 FMI 4 SCR Inlet Temperature High
507-142018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY. 507-14 Inspection of the DD15 and DD16 Axial Power Turbine
506-142018-06-18. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). 506-14 506-14 Removal and Installation and Inspection of the Exhaust Gas Recirculation Valve Actuator Pull Rod
607-132018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 607-13 SPN 3361-FMI 7- EPA10
604-132018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT. 604-13 Performing a Parked Regeneration
611-132018-06-18. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; FUEL SYSTEM, DIESEL. 611-13 Removal and Installation of the GHG14 Six-Gallon Diesel Exhaust Fluid Tank Header
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
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
18SP6842018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 18SP684Rev3 EPA07 and EPA10 DD Platform EGR Delta Pressure Sensor Update
FL7562018-06-18. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches
13TS62018-06-11. Service bulletin. ENGINE. 13TS6 DD Platform Engine Oil Filter.pdf
13TS52018-06-11. Service bulletin. FUEL SYSTEM, GASOLINE. 13TS5 DD Platform Fuel Filter Module
13WO-22018-06-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 13WO-2-New Standard Rpr Times orgl 11WO2 New Standard Repair Times for EPA07-10 DD13-15 Diagnostic Tests
207-132018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. 207-13 Removal and Installation of the Camshaft Housing
18SP6932018-06-11. Service bulletin. FUEL SYSTEM, GASOLINE. 18SP693 EPA07-10 Fuel Rail Clamp Service Kit (P-N A4720780335) for DD Platform-Three-Filter Fuel System Engines
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
13TS102018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. 13TS10 DD Platform Oil Coolant Module Plugs
310-132018-06-11. Service bulletin. FUEL SYSTEM, GASOLINE. 310-13 Draining the Fuel System Using J-48710 Prior to Repairs
311-132018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. 311-13 SPN 651-FMI 3 - EPA10 - GHG14

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