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Re: Crank, no start
Posted to Technical Discussion Forum on 10/27/2016 4 Replies

So, I checked my connections, and they were all wrong.

I reattached my leads at pins 64,66 and 68,69. Those are the ground and signal wires for the cam and crank sensors. [2012 GMC Sierra 1500 SLE, ECM/Inputs/Outputs Photo] [2012 GMC Sierra 1500 SLE, ECM/I... Login to read more.

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