700R4 Torqe Converter Lock Up Wiring - YouTube Click to view on Bing3:03I've learned a lot over the winter rebuilding my Chevy automatic transmissions. Thanks a bunch to Michelle for letting me take over the basement all winter and putting up with the musk of burnt tranny fluid. I feel much better Author: Malcolm SmithViews: 136K 700r4 TCC/lockup wiring - The BangShift Forums Is this still the case in my situation, based on the diagram of my wiring? what should be hooked to what? Page 2 of this pdf talks about the 'click test' to test the solenoid: 700r4 TCC/lockup wiring. September 7th, 2011, 07:12 PM. I think this will work, but you probably don't want the ground on the dash switch 700R4 EXTERNAL LOCKUP KIT INSTALLATION INSTRUCTIONS PDF file700R4 EXTERNAL LOCKUP KIT INSTALLATION INSTRUCTIONS REAL WORLD WIRING DIAGRAM The fuse holders connect to the vehicles fuse block. Follow these easy steps. 1. Fuse holder connects to the lighted manual switch's bottom terminal 700R4-External-Lockup Created Date: 700R4 TCC Wiring Diagram.. | The H.A.M.B. Hey guys, getting around to wiring up the TCC in my car. I made it down to the dealer to get the schematic, which they let me photocopy, but the trans guy was gone for the day so I couldn't pick his brain as which wire to power up, and which to ground.