Engine Wiring Harness – GM (86777559)

Part 86777559 is the GM Genuine Parts Engine Wiring Harness for the factory location it serves. In service it carries the factory pinout so the original connectors mate without rewiring. Catalogue application notes: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors. Match 86777559 to the number on the failed component. Count the pins or check the connector keyway if two numbers look interchangeable. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Held in US stock for same-week dispatch.