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November 11, 2025 Service bulletin

Cbr

Mack technical service bulletin CBR 2525-2 202511 for 2025-2026 Mack Pioneer PR (4).

Bulletin number
CBR 2525-2 202511
Component
Engine
Summary
CBR - Exhaust Leak or Noise – Turbo Compound (TC) Bolt Inspection and Repair - PR (4).

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