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September 28, 2023 Service bulletin

Owner Notification Letter, Extended Warranty Coverage U113

Mack technical service bulletin U113 202309 for 2017 Mack Anthem (An), 2017 Mack Granite (GR) and 2017 Mack Gu and others.

Bulletin number
U113 202309
Component
Engine and engine cooling
Summary
Owner Notification Letter, Extended Warranty Coverage U113. The Pre-SCR NOx Sensor is the component provided coverage under this warranty extension.

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