The GM Genuine Parts D1499C/10308321 Ignition and Start Switch is an essential component for your vehicle's ignition system. Designed to meet the high standards of General Motors, this switch ensures reliable performance and durability. It is compatible with a variety of GM models, providing a perfect fit and optimal functionality. The part number for this ignition switch is 10308321. For easy reference, the UPC code is 021625789606.