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Service bulletins for the 2008 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.

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

By type

By component

Only bulletins with component: Labels and manuals are shown. Show all

Bulletins, newest first
14-0222018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-022 Pre-Approval Threshold Increase From $2,500 to $5,000 USD
16TL42018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 16TL4 DOC Face Cleaning Tool P N W470589239100
16_TL-22018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 16_TL-2 DD Platform Aftertreatment NOx Sensor Socket W470589060900
16-0112018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 16-011 New Detroit Camshaft Housing Seal Standard Repair Time
16-0102018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Recognition Program Suspension
16-009R2018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 16-009R_OWL Enhancements
16-0082018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New Detroit Bearing Failure Analysis Standard Diagnostic Time
16-0072018-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Canadian Warranty Parts Return Address Change
12-0432018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 12-043-DLR Helpline Available For Additional Support
12-0392018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 12-039-DLR OWL Pre-approval's Time Frame Increases to 60 Days
12-0382018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 12-038-DLR - No Problem Found - Policy Claims - During Basic Vehicle Chassis or Base Engine Coverage
15-0292018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. _Warranty Recognition Program - Coming Soon
0233-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0233-14 SPN 51 FMI 2 - All Years
0224-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0224-14 SPN 1590 FMI 9 - CPC- All Years February 2014
801-142017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 801-14 FMI 19: RCM Message Not Received or Stopped Arriving
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
14WO-92017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14WO-9_Warranty_Access Detroit New User Warranty Access Request
14-038A2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-038_New_SRTs Additional Detroit Standard Repair Times.
14-039A2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-039_additional_SDTs New Detroit Standard Diagnostic Times
14TL92017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14TL9 Special Tool Warranty Program.
14TS302017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14TS30 Aftertreatment Harness Diagnostics
14TS282017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14TS28 DD Platform Belt Drive System - Belt Part Numbers and diagnostics
1009-142017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 1009-14 SPN 5016 (ACM) (GHG14)
1007-142017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 1007-14 SPN 5016/FMI 3, 4 (ACM) (EPA10)

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