Real World Wiring Diagram. The fuse holders connect to the vehicle's fuse block. Follow these steps: Fuse holder connects to the lighted manual switch's bottom terminal providing the 12V+ power source. The center terminal of the switch is connected to the wire that leads down to the oil pressure switch on the trans case.. local pick n pull switches are $4.49 each and wiring pigtails are $1.99-2.99 each ) The following is the most simple way to achieve 4th gear (OD) lockup on a 700R4 without needing to remember a toggle switch. The functionality of this setup can be used on a carbureted setup or is great if you go from a non OD or manual trans to a 700R4 as it
in 2002, I put in a hopped up 350 & 700R4 in place of the old 350/350 in my '78 SWB Silverado. I had to have my driveshaft modified, rear trans. mount adapted and I grabbed the lockup wiring out of the donor vehicle (an 85, I think, non computer Suburban) (wires coming from trans to a little vacuum thing, then and hooked it up all up w/the.. Technical 700r4 wiring. Discussion in 'The Hokey Ass Message Board' started by ohenry, Jan 14, 2019. Joined: Jun 25, 2012 Posts: 56. Profile Page. ohenry. Member. from. You are going to be looking long and hard for that wiring diagram though. The 4.3 didn't come out until '88 in S10's . Mark Yac, Jan 15, 2019. SHARE POST #11. squirrel likes.