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racecougar · 02-27-2017, 08:30 PM

http://lt1swap.com/pictures/99_02_sc...aul%202000.gif

The black/white wire on the large plug should route to ground. The four wires on the smaller plug route to the PCM and provide PRND A, B, C, and P signals.

02-27-2017, 08:30 PM	#6
racecougar Registered User Join Date: Jan 2013 Location: Imperial, MO Posts: 999	Re: 4l80 wiring question http://lt1swap.com/pictures/99_02_sc...aul%202000.gif The black/white wire on the large plug should route to ground. The four wires on the smaller plug route to the PCM and provide PRND A, B, C, and P signals. __________________ Rod @ AzzKicker Cars 1965 C10 SWB - Build Thread