Service bulletins for the 2015 International Workstar
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.
254 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Manual transmission are shown. Show all
| IK1300055 | 2018-04-02. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. Transmission Upshifting too Fast; Only with Allison Gen 4 LCT (1000 and 2000 series) Transmission |
|---|---|
| IK1300038 | 2018-04-02. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. Transmission Control Module Relocation; only with Allison WT Gen 3 Transmission |
| MIN-15107 | 2015-09-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. TRANSMISSIONS CONTROLLER FOR SPEED; FEATURE CODE AND APPLICATION CODE THAT IDENTIFIES TORQUE CONTROL SHIFTING *CN |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.