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Service bulletins for the 2014 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.

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

By type

By component

Bulletins, newest first
0238-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE. 0238-14 Removal of the High Pressure Fuel Injector Lines - Two-Filter
0217-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE. 0217-14 Installation of the Fuel Injector Cup
0228-142018-01-05. Service bulletin. ENGINE. 0228-14 Engine Oil Leaks - Oil Dye Method
0219-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0219-14 Metal in Fuel
0229-142018-01-05. Service bulletin. ENGINE. 0229-14 Symptom Based Diagnostics - Oil Separator
0202-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0202-14 Symptom Diagnostics - Hard Start No Start - Two-Filter Fuel System
0215-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0215-14 Check for Rough Running or Stalling - Three-Filter Fuel System
0233-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0233-14 SPN 51 FMI 2 - All Years
0204-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0204-14 SPN 1484 FMI 9, 13 (CPC4) (GHG14)
0224-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0224-14 SPN 1590 FMI 9 - CPC- All Years February 2014
0205-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0205-14 SPN 1623 FMI 9, 13 (CPC4)(GHG14)
0201-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0201-14 SPN 1761 FMI 3, 4 (ACM2-EPA10) (ACM2.1-GHG14)
0223-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0223-14 MCM SPN 2791 FMI 2 - 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
212-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 212-14 CPC4 SPN 3719 FMI 0, 16 - 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
0240-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0240-14 SPN 4374 FMI 0 (ACM2.1)(GHG14)
0230-142018-01-05. Service bulletin. FUEL SYSTEM, DIESEL. 0230-14 SPN 4375 FMI 6 - EPA10
0214-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0214-14 CPC4 SPN 524276 FMI 13 - GHG14 - MCM fuelmap to GVC
0211-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0211-14 CPC4 SPN 524277 FMI 13, 14, 19 - GHG14
0213-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0213-14 CPC4 SPN 524278 FMI 13, 14, 15 - GHG14
0220-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0220-14 CPC4 SPN 524279 FMI 11, 18 - GHG14

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