2007 Cadillac STS Owner's Manual - Page 194

If you apply your brakes, the cruise control will shut off. Setting Cruise Control {CAUTION: Cruise control can be dangerous where you cannot drive safely at a steady speed. So, do not use your cruise control on winding roads or in heavy traffic. Cruise control can be dangerous on slippery roads. On such roads, fast changes in tire traction can cause excessive wheel slip, and you could lose control. Do not use cruise control on slippery roads. If your vehicle is in cruise control when the Traction Control System (TCS) begins to limit wheel spin, the cruise control will automatically disengage. See Traction Control System (TCS) on page 323 and StabiliTrak® System on page 326. When road conditions allow you to safely use it again, you may turn the cruise control back on. 194 {CAUTION: If you leave your cruise control on when you are not using cruise, you might hit a button and go into cruise when you do not want to. You could be startled and even lose control. Keep the cruise control switch off until you want to use cruise control. 1. Move the cruise control switch to on. 2. Get up to the speed desired. 3. Press in the set button at the end of the lever and release it. 4. Take your foot off the accelerator pedal. This light on the instrument panel cluster will come on while cruise control is on.