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International Automotive Technicians Network
Re: 2001 Express van, 5.7, hard starting? Am I chasing my own tail?
Posted to Technical Discussion Forum on 1/3/2007

Hi Troy,

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I'm not sure what you mean here. Are you talking about CMP Offset? If so, this PID is only updated over 1000rpm. You would just have to rough it and adjust it once the vehicle was running. ... Login to read more.