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Service bulletins for the 2015 Western Star 4700

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.

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

By type

By component

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
0405-182018-06-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 0405-18 Symptom Diagnostics - Range Up or Down Shift Issue
0402-182018-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM. 0402-18 SPN 625 (CPC) (GHG14)
0406-172018-06-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SPN 521221 (TCM)
14TL-72018-03-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 14TL-7Rev DD Platform Flywheel Housing Runout Tool W470589032100
811-142017-11-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 811-14 FMI 7: Internal Error with the DT12 Shift Stalk Lever
1105-142017-10-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL). 1105-14 Flywheel, Ring Gear and Flywheel Housing
FL6932017-06-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FL693 EATON FR TRANSMISSION
SBW26032017-06-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SBW2603 EATON TRANSMISSION POPPING OUT OF GEAR
26-032016-07-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
REF-15-0102015-09-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. DAIMLER TRUCKS: ON CERTAIN TRUCKS, A POTENTIAL TO A SERIOUS TRANSMISSION COOLER LEAKAGE IN CERTAIN AREAS AS JUMPER TO MAIN LINE, REAR CRIMP MAIN LINE, FITTING ON COOLER, JUMPER TO COOLER, FITTING ON TRANSMISSION, FORWARD CRIMP LINE, FITTING TO TRANSMISSION FITTING. NO YEARS LISTED. *PE

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