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Re: 97 GMC 3500 van , 6.5 ,P01224, injector pump offset
Posted to Technical Discussion Forum on 2/7/2002 1 Reply

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Hi Dennis. You should have a code P1214 set. Clear the code and perform the Offset Learn procedure by turning the key to the run position, then hold the throttle pedal to the boards for 45 seconds. Re... Login to read more.

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