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Service bulletins for the 2011 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.

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

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By component

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Bulletins, newest first
0224-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0224-14 SPN 1590 FMI 9 - CPC- All Years February 2014
0201-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0201-14 SPN 1761 FMI 3, 4 (ACM2-EPA10) (ACM2.1-GHG14)
0207-142018-01-05. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0207-14 SPN 3031 FMI 3, 4 (ACM) (EPA10 - GHG14)
0226-142018-01-05. Service bulletin. EQUIPMENT:ELECTRICAL. 0226-14 SPN 3216 FMI 3, 4 (ACM2)(EPA10)
0216-142018-01-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL. 0216-14 SPN 3363 FMI 1 - ACM - EPA10 - GHG14
0222-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0222-14 SPN 4334 FMI 7 (ACM) (EPA10)
0227-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0227-14 SPN 4335 FMI 7 - EPA10
0230-142018-01-05. Service bulletin. FUEL SYSTEM, DIESEL. 0230-14 SPN 4375 FMI 6 - EPA10
0237-142018-01-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. 0237-14 Engine Brake Solenoid
0218-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, DIESEL. 0218-14 GHG14 Diesel Exhaust Fluid Pump Module Filter
49-132018-01-05. Service bulletin. EQUIPMENT. 49-13 - DEF Return Line Fitting Heater, 6-Gallon Tanks
49-142018-01-05. Service bulletin. ENGINE AND ENGINE COOLING. 49-14 - DEF Tank Coolant Valve O-Ring Kit
14TS212017-11-17. Service bulletin. POWER TRAIN. 14TS21 HDEP Camshaft Position Sensor Change
813-142017-11-17. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. 813-14 Installation of the One & Two-Piece Fuel Injector Wiring Harness - Two & Three-Filter System
804-142017-11-17. Service bulletin. ENGINE AND ENGINE COOLING. 804-14 FMI 16, 18 Intake Manifold Pressure Too high and low (Restricted Mode)
803-142017-11-17. Service bulletin. ENGINE. 803-14 FMI 16,18: Intake Manifold Pressure Too High and Low
811-142017-11-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 811-14 FMI 7: Internal Error with the DT12 Shift Stalk Lever
812-142017-11-17. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 812-14 FMI 3, 4: Engine Aux. Shutdown Input Failed High and Low
801-142017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 801-14 FMI 19: RCM Message Not Received or Stopped Arriving
18SP7032017-11-17. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE. 18SP703 18SP703 - GHG14 KM63 GEN2 Low Pressure Fuel Pump-Two-Filter Fuel System Ki
14-017R2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-017R Revised: Detroit Addition of Admin Time
14-0292017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-029 New Detroit Standard Diagnostic Times
54-592017-11-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 54-59 - Viewing a Cadex Battery Tester Failure Code Without Using a Printer
54-552017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 54-55 - Virtual Technician Retrofit
49-132017-11-17. Service bulletin. FUEL SYSTEM, GASOLINE. 49-13 - DEF Return Line Fitting Heater, 6-Gallon Tanks

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