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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

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
0409-172018-06-11. Service bulletin. EQUIPMENT. SPN 1663 (CPC) (EPA07 10 GHG14 GHG17)
15TL242018-03-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. 15TL24 OTC 1750 Revolver Engine Stand
15TS162018-03-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15TS16Rev1 EPA10 Reman MCM Improvement for Fault Codes SPN 651 to 656
1207-152018-03-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 1207-15 Updated procedures with adding EPA10 to the GHG14 title
1202-152018-03-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 1202-15 Symptom Diagnostics - ATD Checklist
1210-142018-03-13. Service bulletin. EQUIPMENT. 1210-14 Cylinder Head
1201-152018-03-13. Service bulletin. EQUIPMENT; ENGINE. 1201-15 Crankshaft and Bearings
0510-16 SPN 26232018-03-13. Service bulletin. EQUIPMENT:ELECTRICAL. SPN 2623 (CPC)(GHG17), SPN 2623 (CPC)(GHG14), and SPN 2623 (CPC)(EPA07 EPA10 GHG14)
406-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 406-15 SPN 97 (MCM) (EPA10) / SPN 97 (MCM) (GHG14)
403-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 403-15 SPN 677 (MCM)(EPA07)
402-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 402-15 SPN 2630 (MCM)(EPA10) and SPN 2630 (MCM)(GHG14)
404-152018-03-05. Service bulletin. EQUIPMENT:ELECTRICAL. 404-15 SPN 4364 (ACM) (EPA10)
401-152018-03-05. Service bulletin. EQUIPMENT. 401-15 Cylinder Block
15CSA102018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15CSA10 The Detroit CSC announcing a new feature ? Ability to attach files to an existing CSC
15CSA92018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15CSA9 Release of DiagnosticLink® 8.02
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)
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
15CSA42018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15CSA4 Holiday Schedule for the Detroit Customer Support Center
15-0092018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. 15-009 New Detroit Standard Diagnostic Times
14TL52018-02-12. Service bulletin. EQUIPMENT. 14TL5 ABS Power Line Carrier Converter Available Through PDC
702-142018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 702-14 SPN 520230FMI 5 (IPPC)(GHG14)
14-0282018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-028 Remy Extended Coverage Direct File

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