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Re: which capacitor to use for GM tbi injector ringing
Posted to Technical Discussion Forum on 7/17/2019

injector ringing. voltage spikes in the injector control. The top wave is good injector, lower shows ringing caused by a weak capacitor in the PCM. Was a common problem, and new pcm often had the same issue [1991 Chevrolet K1500 Cheyenne, ECM/Inputs/Outputs Wa... Login to read more.

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