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Re: School Bus Lacks Power - OLD DIESEL HELP
Posted to HD/Fleet Forum on 7/3/2019 3 Replies

The reason for adding ATF to those blocks is the same as adding PB blaster to a rusted bolt. Based off the usage, I would consider new injectors, pump, and a clean tank. Water loves hiding in diesel fuel, especially if it is stagnant where it can cause damage ... Login to read more.

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