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Re: Cummins ISB CM550 No start update
Posted to HD/Fleet Forum on 5/20/2014 4 Replies

I got the test ECM installed and reconnect ECM/VP44 comm wires.

Unit now starts and runs great, fires up faster than it ever has.

No codes at all

Looks like an ECM will fix this unit.

Ordering parts soon

I got a feeling the customer/other shop condem... Login to read more.

4 Replies Received (View Replies)