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October 5, 2026 Service bulletin

The purpose of this CBR is to provide steps on how to utilize the injector widget (within workshop...

Mack technical service bulletin CBR 2598 202610 for 2025-2027 Mack Pioneer PR (4) and 2026-2027 Mack Anthem An (4).

Bulletin number
CBR 2598 202610
Component
Fuel/propulsion system
Summary
The purpose of this CBR is to provide steps on how to utilize the injector widget (within workshop toolbox) to aid with injection system issues.

Vehicles covered

VIN decoder

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