Seat Adjuster Switch
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
The seat switches provide both power and ground to the selected seat motors. Battery positive voltage is supplied at all times to the seat adjuster switch from the PWR SEAT Circuit Breaker located in the instrument panel (I/P) fuse block. Ground is supplied to the seat adjuster switch through the switch ground circuit and G301.