Door Wiring Harness – GM (85643463)

The GM Genuine Parts Door Wiring Harness listed here carries part number 85643463 and installs where the original was removed. It routes power and signal between the factory connectors it plugs into. Catalogue application notes: 2025-26. type 2. Verify 85643463 against your vehicle’s parts listing first; where a number has been superseded, the later release is the part supplied. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Ships from our US warehouse.