The fuel gauge info does not come from the PCM on the 97 and earlier trucks. It goes from the fuel sender to the gauge. It only goes through the PCM on 98 and up trucks.
Jeff
The fuel gauge info does not come from the PCM on the 97 and earlier trucks. It goes from the fuel sender to the gauge. It only goes through the PCM on 98 and up trucks.
Jeff
98 GMC RCSB 2wd, 100% internally stock 305, w/twin T-3 junkyard turbos,Ramjet intake w/42lb inj,12200411 PCM. 4675lbs w/me in it. Best time in 5 passes 13.01@110
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