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April 25, 2026 Over-the-air update

Gdc

Mack technical service bulletin GDC26-001 202604 for 2025-2027 Mack Pioneer PR (4), 2026-2027 Mack Anthem An (4) and 2026-2027 Mack Granite GR (4).

Bulletin number
GDC26-001 202604
Component
Power train
Summary
GDC - Transmission Oil Level Sensor

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