1970 gto wiring harness | eBay www›Search›1970 gto wiring harnessFind great deals on eBay for 1970 gto wiring harness. Shop with confidence. GTO Wiring Harness: Parts & Accessories | eBay This is a new 70 GTO front end light wiring harness. This fits 1970 Pontiac GTO only. Exact reproduction wiring harness made to factory specifications using the factory blueprints. Our wiring harnesse..