Engine Harness – GM (86595803)

GM Genuine Parts builds this Engine Harness to the same footprint as the original; the catalogue number is 86595803. It routes power and signal between the factory connectors it plugs into. Catalogue application notes: 6.6L diesel, with dual alternators, 4wd. Match 86595803 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. Shipped from our US warehouse with tracking.