Stoplight Switch
WARNING: This page is about a different car, the 1997 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Stoplight switch has self-adjusting feature. If adjustment is needed, press and hold brake pedal down. Pull switch plunger all way out to fully extended position. Release brake pedal. Pull brake pedal fully rearward. Pedal will ratchet plunger to correct position as pedal pushes plunger in switch body.