You didn't mention which PCM is controlling the fuel gauge. If it is the Gen3 PCM and is wired properly then the tune is not correct.
Jeff
You didn't mention which PCM is controlling the fuel gauge. If it is the Gen3 PCM and is wired properly then the tune is not correct.
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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