Sc
Mack technical service bulletin S4533 072025 for 2025 Mack Anthem (An).
- Bulletin number
- S4533 072025
- Component
- Engine
- Summary
- SC - Mack Trucks has determined that certain AN model trucks equipped with an MP8 Turbo Compound (TC) engine may experience TC Double Idler Gear failure due to incorrect bearing preload.
Vehicles covered
- Mack Anthem (An) 2025 2025
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