AiYiGu 8-Way Power Seat Switch Driver Side Replacement for Chevy GMC Cadillac Hummer (1999-2007) Replaces 12450166

Upgrade your driving comfort with the AiYiGu 8 Way Power Seat Switch, a driver-side replacement designed to restore precise control over your seat adjustments. This unit targets the left front seat and is built to align with the original feel and function you expect from an OEM part. It is positioned as a practical alternative for vehicles that formerly used the 12450166 part number, offering a straightforward path to restoration without a full seat teardown.

In everyday use, a solid seat switch can make long drives feel more relaxed. The AiYiGu model emphasizes tactile feedback and consistent operation, so you can fine tune your seating position with a light touch. While not a guarantee, this replacement aims to preserve the ergonomic experience of the factory control and reduce downtime when a switch stops responding or wears out.

Compatibility and fit

• Designed for the front left driver seat on compatible GM vehicles
• Requires an exact 2-button, 12-pin connector configuration for proper fit
• Replacement aligns with OEM numbers such as 12450166 and related codes
• Cross-model reach includes Chevy, GMC, Cadillac, and Hummer from the 1999–2007 era

What you gain

• Potentially quicker repairs with a direct driver-side replacement
• Preserves original seating ergonomics and control layout for familiar operation
• Clear, responsive recline and seat adjustment actions when installed correctly
• Support for fit verification through Amazon Confirmed Fit and model checks

Important notes: This switch is for the front left driver side only. Similar-looking passenger-side units exist, but this product is intended for the driver seat. If your current switch differs in the 2-button, 12-pin setup, review compatibility before purchasing.

Purchase with confidence: if you encounter any issue, reach out for a satisfactory solution. Our team is available to provide guidance on installation steps, compatibility, and support to help you move forward with ease.