Cbr
Mack technical service bulletin CBR 2447 072025 for 2025 Mack Pioneer PR (4).
- Bulletin number
- CBR 2447 072025
- Component
- Suspension
- Summary
- CBR - Electronically Controlled Suspension (ECS) calibration using Premium Tech Tool (PTT) is required to correct discrepancies between the cluster load indicator and actual scale values, ensuring proper functionality of liftable axles and preventing unintended axle behavior.
Vehicles covered
- Mack Pioneer PR (4) 2025 2025
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