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June 19, 2023 Service bulletin

Cummins Powerplant

Mack technical service bulletin KC-321 for 2018 Mack Granite (GR), 2018 Mack LR and 2018 Mack Pinnacle (Pi/PN) and others.

Bulletin number
KC-321
Component
Electrical system
Summary
Cummins Powerplant - Fault Code SPN 1081 FMI 31 - Engine Wait to Start Lamp, Condition Exists - Model Year 2018

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