How to Wire a Chevy Alternator | It Still Runs How to Wire a Chevy Alternator by Kevin Krause . The GM alternator used in all Chevrolet models is easy to install, as it is connected using only a few wires. The alternator converts the engine's mechanical rotations into an electrical current using a pulley-and-belt system. GM HEI electronic distributor how to wire and run install Click to view on Bing10:52all my videos are in 1080p so check that out just an idea on how the GM HEI electronic distributor is wired up thanks for watching and watch before you buy a GM 1 wire alternator and other INFO diode install - Duration: 11:17. Author: Chris CraftViews: 320K Chevy Alternator Wiring Diagram | The H.A.M.B. gahi's diagram is the correct way to wire a GM 10SI/12SI, and utilize all the benefits of that great design. The output and sensor wire (#2) should go to the main power distribution location, as shown, not to the battery. The #2 wire ensures the 14.4 or so output is fed to the entire system, eliminating any voltage drop. Available Inventory | R/S Street Rods -318 cu. in. v8 -ford-o-matic automatic 3 speed trans -factory ac was not available but vintage air ac and heat installed -has both hard top and vinyl soft top -fi-tech fuel injected system -ricks custom stainless fuel tank -be cool aluminum radiator -dual electric cooling fans -single wire alternator -body off restoration -great collector car.