nyou22
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BigMackTrucks.com is a support forum for antique, classic and modern Mack Trucks! The forum is owned and maintained by Watt's Truck Center, Inc. an independent, full service Mack dealer. The forums are not affiliated with Mack Trucks, Inc.
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E-Tech 460 Question
in Engine and Transmission
Posted
Mine did the exact same thing took dealer all day on the dyno trying to replicate. Turned out to be contact discs in the starter solenoid touching mounting bolts.
Hope this helps.