Bama79
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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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Hello everyone, I've been driving my 2006 CHN 613 with an AC 460 engine. My mpg is killing me @5.5, loosing coolant and I can't find out where from. No white smoke, not in the oil either.