On your stock harness at the PCM connectors---The wires at C4-3 and C4-4 need to be connected together and installed to the 0411 PCM C2-50.
Jeff
On your stock harness at the PCM connectors---The wires at C4-3 and C4-4 need to be connected together and installed to the 0411 PCM C2-50.
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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