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Re: 1994 Caddy Deville 4.9L PCM cutting 4 injectors. WHY????
Posted to Technical Discussion Forum on 1/27/2005

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Not sure about a 94, but I have seen this on some 90 or 91 Caddies. Along with loss of injector firing, ignition would loose some secondary firing on every other cylinder. Turned out to be a bad engin... Login to read more.