Jun 24, 2016EZ wiring does not send complete wiring diagram with harness. They give alt, ignition switch wiring for different makes, but that's about all. Now for your question. The 10 gauge red wire should hook directly to battery, normally at the post on the solenoid. GM uses red wires for hot all the time and pink wires for ignition hot. Related searches for ez2 wire harness ez wire kitsez wiring installation manualez automotive wire kitez wire harness diagramez wiring 21 circuit harnessez wire harness instructionsez wire harness wiring diagrameasy wire wiring harness