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September 19, 2026 Service bulletin

This article will provide the calibration revision history for A26B EPA 2021 engines

International technical service bulletin IK1201496 for 2021-2027 International RH.

Bulletin number
IK1201496
Component
Electrical system
Summary
This article will provide the calibration revision history for A26B EPA 2021 engines. NOTE: SDS calibrations will update to the most recently released calibration. The latest calibration content will include all previously released calibration content.

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