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November 11, 2025 Service bulletin

Cbr

Mack technical service bulletin CBR 2527-1 202511 for 2025-2026 Mack Pioneer PR (4).

Bulletin number
CBR 2527-1 202511
Component
Electrical system
Summary
CBR - Center Chassis Input Output Module(CCIOM) Fault Code U3000-94 - PR(4)

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