Cruise Control Release/Brake Light Switch (Century & Grand Prix)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Malibu, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
On Century and Grand Prix, the cruise control release switch and brake light switch are used to disengage the cruise control. A release switch assembly and a brake light switch assembly are mounted on the brake pedal bracket. See Fig 1 . To disengage the system the driver presses the brake pedal. The speed of the vehicle at brake actuation will be stored in the memory of the cruise module.