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August 29, 2022 Service bulletin

Use for new vehicles (US21+OBD22

Mack technical service bulletin CBR-2131 for 2021-2023 Mack Anthem (An), 2021-2023 Mack Granite (GR) and 2021-2023 Mack MD and others.

Bulletin number
CBR-2131
Component
Engine and engine cooling
Summary
USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E

Owners of these vehicles have filed 1 complaints in the engine category.

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