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January 19, 2022 Service bulletin

Noise On The AM Radio Band; Thumping, Ticking, Fluttering Sound On AM Radio Band

Mack technical service bulletin KC-391 for 2018-2022 Mack Anthem (An), 2018-2022 Mack Granite (GR) and 2018 Mack Gu and others.

Bulletin number
KC-391
Component
Equipment: electrical: radio/tape deck/cd etc.
Summary
Noise On The AM Radio Band; Thumping, Ticking, Fluttering Sound On AM Radio Band - Model Year 2018 And Newer

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