Power Switch – GM (84668355)

The GM Genuine Parts Power Switch listed here carries part number 84668355 and installs where the original was removed. In service it replaces a switch with pitted contacts or a broken actuator. Catalogue application notes: Silverado, sierra. With start button. All. 2024-26, sle, slt, at4, denali, at4, denali. 2025-26 gmc Yukon XL. Match 84668355 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. Stocked in the US and dispatched within one business day.