Chevrolet Camaro Wiring Harness Quick Links | American Classic Update Series kits provide you with an All-in-One upgraded wiring solution for specific year-make-model Camaros. 70-73 Camaro; 69 Camaro; 67-68 Camaro; OEM Wiring for Camaros. Factory Fit® brand wiring is a direct replacement of you factory original wiring harness, switch, battery cable, or spark plug wire set. 69 Camaro wiring harness questions - pro-touring Feb 26, 201969 camaro shell (AKA There is no wiring in the car at all) Will be running LS engine and t56 trans so Ill have the wiring of the powertrain covered Will be running Efans and the vintage air setup and possibly power windows. I'll also be relocating the battery to the trunk. Looking for thoughts and opinions on all the different wiring harnesses out there..