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Re: 97 Silverado- cold misfire
Posted to Technical Discussion Forum on 9/11/2019 7 Replies

The spark plugs are fairly new AC Delco and look good. I just took a capture at 1500 rpm brake rev in reverse. I also marked up a close up of a misfire where an injector can be seen not opening.

[1997 Chevrolet K1500, Ignition Waveform] [1997 Chevrolet K1500... Login to read more.

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