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Re: 1995 Buick Park Ave. CKP/CMP waveforms during crank & no-start
Posted to Technical Discussion Forum on 8/23/2001 3 Replies

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Hard to tell without being there, but if memory serves, the ICM will not send out the 3x signal to the ECM without having both CKP signals first. Did you try disconnecting the CMP sensor. IF it is giv... Login to read more.

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