Chevy 3 Wire Alternator Wiring Diagram

View Chevy 3 Wire Alternator Wiring Diagram Background. The wiring harness from a typical alternator has three wires. A wiring plug diagram for 2003 chevy cavalier spark plug wires is located in the service manual.

Late Model Gm Alternator Wiring Diagram - Wiring Forums from i1.wp.com

And would like to share them, please send to chevymanuals@yahoo.com. Previous next 1 / 34. Type 2 wiring diagrams contributions to this section are always welcome.

Since you don't have the light then you will need the resistor.

Type 2 wiring diagrams contributions to this section are always welcome. Quick and dirty, large red wire is to the battery, the other two are to turn on the field, hooking up a switch to them will allow you to turn the alternator on and off by hand. Can i match the colors and run a wire back to the ecu pin of the altc (alternator control pin) for the extra wire? The 's' terminal on the voltage regulator is for switched 12 vdc.only hot in run, from the ignition.