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October 12, 2023 Service bulletin

CBR: Vehicle Speed Factor (K-Factor) Programming

Mack technical service bulletin CBR-206 202310 for 2016-2024 Mack Anthem (An), 2016-2024 Mack Granite (GR) and 2016-2018 Mack Gu and others.

Bulletin number
CBR-206 202310
Component
Engine and engine cooling: exhaust system: emission control
Summary
CBR: Vehicle Speed Factor (K-Factor) Programming - Speed Factor Value Incorrect When Calculated In Premium Tech Tool (PTT); Speedometer Reading Incorrectly Following A Change To Vehicle Speed Factor - US17+OBD16 And Newer Emissions, Common Model Year 2018.

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