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July 8, 2025 Service bulletin

Cbr

Mack technical service bulletin CBR 2483 072025 for 2025 Mack Pioneer PR (4).

Bulletin number
CBR 2483 072025
Component
Electrical system
Summary
CBR - This CBR solution outlines the diagnosis and resolution of a DL6 CAN bus resistance issue, where a 40-ohmreading causes ELD communication failure, corrected by disconnecting the SCIM A262.D connector.

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