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International Automotive Technicians Network
Re: GM 3.4 Lacks Power
Posted to Technical Discussion Forum on 10/22/2012 1 Reply

Jim, Here is the captured data from the Tech 2 during the lack of power event:

RPM = 2937 increasing steady to 3717; TP = 2.67v increasing steady to 3.59v; MAF = 70.36 g/s increasing steady to 94.96 g/s; stft = +2 to 0; ltft = -3 to -3; Loop = closed to open... Login to read more.

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