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Service bulletins for the 2015 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.

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

By type

By component

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
709-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 709-14 SPN 3216 (MCM) (GHG14)
703-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 703-14 SPN 3556 (ACM) (EPA10)
716-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 716-14 SPN 4077 (MCM)(EPA07 EPA10;GHG14
704-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 704-14 SPN 520200 FMI 6 (IPPC)(GHG14)
705-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 705-14 SPN 520203 FMI 6 (IPPC)(GHG14)
707-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 707-14 SPN 520229 FMI 3 (IPPC) (GHG14
SF5142018-02-12. Service bulletin. ELECTRICAL SYSTEM:WIRING. Western Star ABS Wiring - Export Only
sbw49112018-01-16. Service bulletin. ELECTRICAL SYSTEM. sbw4911 DEF Gauge Reading Incorrectly
12-0272018-01-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 12-027-DLR Detroit and Alliance like Batteries are now interchangeable
sbw47132018-01-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. sbw4713 Crank No Start, Loss of Engine Prime on Decked Vehicles
15TL212018-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 15TL21 GHG17 Diagnostic Connector Update
0237-142018-01-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. 0237-14 Engine Brake Solenoid
812-142017-11-17. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 812-14 FMI 3, 4: Engine Aux. Shutdown Input Failed High and Low
1003-142017-11-17. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. 1003-14 Rough Running or Stalling.
1005-142017-11-17. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. 1005-14 Oil Coolant Module
14CSA222017-11-17. Service bulletin. ELECTRICAL SYSTEM:WIRING. 14CSA22 DTNA Chassis Wiring Diagrams
903-142017-10-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE. 903-14 Selective Catalyst Reduction Inlet NOx Sensor Circuit Failed High and Low
904-142017-10-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE. 904-14 Selective Catalyst Reduction Outlet NOx Sensor Circuit Failed High and Low
911-142017-10-15. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 911-14 5V Sensor Supply Bank 2 Circuit Failed High
909-142017-10-15. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL. 909-14 Diesel Exhaust Fluid Metering Unit Air Pressure Sensor Circuit Failed High and Low
16TS242017-10-15. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 16TS24 GHG14 DD Platform Engines With Code SPN: 3216/FMI 18, SCR Inlet NOx Sensor Drift Low
15M12017-06-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. FINAL_15M1_BULLETIN GHG14 DD PLATFORM SOFTWARE REPROGRAMMING FOR AUTO ELEVATE
COPY 15M32017-06-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. COPY OF TO_BE_POSTED_15M3_SNL_11-NOV-2015
AEO15M32017-06-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. AEO15M3 GHG14 DD PLATFORM MODEL YEAR 2015 SOFTWARE REPROGRAMMING
AEO15M12017-06-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM:SOFTWARE. AEO15M1 GHG14 DD PLATFORM SOFTWARE REPROGRAMMING FOR AUTO ELEVATE

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