02 chev van 5.0 no start, no communication

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Posted to Technical Tips Forum on 9/13/2011 11 Replies

[2002 Chevrolet Express 1500, ECM/Inputs/Outputs Photo] Engine would start, stall and the Security light was on. I was able to communicate with the pcm 1 time and the codes were

P1626 Anti Theft, U1041 loss of EBCM comm, U1192 Loss of Passlock comm, U1300 cl... Login to read more.

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