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Service bulletins for the 2009 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.

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

By type

By component

Bulletins, newest first
sbw20232018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2023 Modine Copper/Brass Bolted Downflow Radiator Rebuilding
505-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 505-15 SPN 3361 (ACM) (EPA10)
507-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 507-15 SPN 1590( CPC)(GHG14) and SPN 1590 (CPC)(EPA07;EPA10)
509-152018-03-05. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER. 509-15 Symptom Diagnostics - Hard Start/No Start - Three-Filter Fuel
501-152018-03-05. Service bulletin. ENGINE. 501-15 Engine Lifter Brackets
506-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. 506-15 Air Compressor Coolant Lines
511-152018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE. 511-15 DD15 and DD16 Exhaust Gas Recirculation Valve Actuator Pull Rod
502-152018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 502-15 Exhaust Gas Recirculation Actuator Lever
18SP7162018-03-05. Service bulletin. FUEL SYSTEM, DIESEL. 18SP716 Installation/Replacement of the Fuel Cooler Delete Bypass Plate for the Two-Filter Fuel System
15-0172018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE. 15-017 Detroit: Updated Fuel Injector SDTs
15-0162018-03-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 15-016-DLR New Essential Tool For CPWA, CPPRA, Ltd CPPRA, & DSDWC Parties: Cadex CA-12 Battery Tester
15-0152018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15-015 Warranty Exclusions Reminder
15-009 - Detroit2018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15-009_Detroit_New_SDTs
15TL52018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15TL5 DAVCO Shop Pro® FXP 95
15TL42018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. 15TL4 W470589050900 ? 3/8? Drive GEN2 Two-Stage Valve Socket
15TS92018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY. 15TS9 Hydrocarbon Doser Block Fuel Compensation Pressure Sensor
307-152018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. 307-15 SPN 3480 (MCM) (EPA07;EPA10;GHG14)
15CSA42018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15CSA4 Holiday Schedule for the Detroit Customer Support Center
18SP7122018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE. 18SP712 EPA07 DD15/16 Three-Filter Fuel System to Two-Filter KM59 GEN1 Fuel System Conversion Service Kit
15-0102018-03-05. Service bulletin. POWER TRAIN; FUEL SYSTEM, GASOLINE. 15-010-DLR Transmission Cooler Line Photos
15-0092018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. 15-009 New Detroit Standard Diagnostic Times
sbw54612018-03-05. Service bulletin. ELECTRICAL SYSTEM. sbw5461 Guidelines for Repairing or Replacing an Electrical Harness
sbw01162018-03-05. Service bulletin. POWER TRAIN. sbw0116 Pilot Bearing Spacer for Detroit Engines with Eaton transmissions
sbw54302018-03-05. Service bulletin. ELECTRICAL SYSTEM. sbw5430 Disconnecting or Connecting Daytime Running Lights
14TL52018-02-12. Service bulletin. EQUIPMENT. 14TL5 ABS Power Line Carrier Converter Available Through PDC

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