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Service bulletins for the 2016 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.

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

By type

By component

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
16TS242017-10-15. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 16TS24 GHG14 DD Platform Engines With Code SPN: 3216/FMI 18, SCR Inlet NOx Sensor Drift Low
aeo16M32017-10-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. aeo16M3 Field Service Campaign
16M32017-10-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 16M3_bulletin Motor Control Module (MCM)
14TS16REV2017-06-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 14TS16REV EXCESSIVE OVERHEAD ENGINE NOISE ON GHG14 DD PLATFORM ENGINES
AEO15M12017-06-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM:SOFTWARE. AEO15M1 GHG14 DD PLATFORM SOFTWARE REPROGRAMMING FOR AUTO ELEVATE
1021-162017-06-01. Service bulletin. ENGINE AND ENGINE COOLING. 1021-16 SPN 110 (MCM)(EPA07EPA07;GHG14), SPN 110 (CPC)(GHG14)
1018-162017-06-01. Service bulletin. ENGINE. 1018-16 SYMPTOM DIAGNOSTICS - NOISE
1017-162017-06-01. Service bulletin. ENGINE. 1017-16 ENGINE MODEL AND SERIAL NUMBER DESIGNATION
1016-162017-06-01. Service bulletin. ENGINE. 1016-16 DIAGNOSTIC TEST - ENGINE OIL LEAKS
16TL202017-05-31. Service bulletin. ENGINE. 16TL20 HEAVY DUTY ENGINE VALVE STEM SEAL INSTALLING DRIFT AND SLEEVE
16TL172017-05-30. Service bulletin. ENGINE. 16TL17 LABEL UPDATE FOR GHG14 TEST AFTERTREATMENT CONTROL MODULE (ACM)
16TL14REV2017-05-30. Service bulletin. ENGINE. 16TL14REV GHG17 CAMSHAFT TIMING TOOL SET W470589062300
09 11-162016-10-21. Service bulletin. ENGINE; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. 0911-16 SPN 1761 (ACM) (GHG17)
09 10-162016-10-21. Service bulletin. ENGINE. 0910-16 SPN 3251 (ACM) (GHG17)
09 09-162016-10-20. Service bulletin. ENGINE. 0909-16 EXCESSIVE OIL CONSUMPTION
09 05-162016-10-20. Service bulletin. ENGINE. 0905-16 SPN 100 (MCM) (GHG17)
09 02-162016-10-20. Service bulletin. ENGINE. 0902-16 SYMPTOM DIAGNOSTICS - BELT COMING OFF, SHREDDING OR MISALIGNMENT
09 01-162016-10-20. Service bulletin. ENGINE; EQUIPMENT. 0901-16 SPN 5927 (MCM) (GHG17)
16 TS-182016-10-20. Service bulletin. ENGINE. 16TS18 EPA10 AND LATER DD AUTO-ELEVATE FEATURE
16-0322016-10-19. Service bulletin. ENGINE. 16-032_DETROIT STANDARD DIAGNOSTIC TIME FOR GHG14 AFTERTREATMENT DEVICE CHECKLIST UPDATED
08 14-162016-10-19. Service bulletin. ELECTRICAL SYSTEM; ENGINE. 0814-16 SPN 5016 (ACM) (GHG17)
08 13-162016-10-19. Service bulletin. ENGINE. 0813-16 SPN 3251 (ACM) (GHG17)
08 11-162016-10-19. Service bulletin. ENGINE. 0811-16 CAMSHAFT AND IDLER GEAR
08 09-162016-10-19. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0809-16 SYMPTOM DIAGNOSTICS : NOISY 1- BOX™ AFTERTREATMENT
08 05-162016-10-18. Service bulletin. ENGINE. 0808-16 SYMPTOM DIAGNOSTICS - ENGINE BRAKE

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