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Re: need Cummins ISX advice
Posted to HD/Fleet Forum on 6/15/2020 3 Replies

Brent, the air control valve on the left side bottom of the engine (the one with the screw on filter) passes air with or without power to the solenoid. That does not seem right to me. The air leak I have is the block on top of the motor, where the air flows to... Login to read more.

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