October 24, 2023 Home » GM 6.5 » GM/Detroit 6.5L - Reference Information - PCM WIRING DIAGRAMS. Here is a great link for repair manuals, wiring diagrams and specs for ALL Vehicles, I downloaded a complete shop manual for my 95 6.5 Suburban. Best of all it is free.
JEGS factory-color GM wiring diagrams will equip you to re-wire or trace down an electrical issue, taking the guesswork out of your restoration project. Each application-specific laminated schematic includes interior and exterior lights, engine bay, starter, ignition and charging systems, firing order, gauges, under dash harness, and more.. Factory Color-Coded Wiring Schematics for Your GM Vehicle JEGS factory-color wiring diagrams will equip you to re-wire or trace down an electrical issue, taking the guesswork out of your restoration project. Each application-specific laminated schematic includes interior and exterior lights, engine bay, starter, ignition and charging systems, firing order, gauges, under dash harness, and more.