2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 271

Security Light For information regarding this light and the vehicle's security system, see Content Theft-Deterrent on page 3‑19. Cruise Control Light The cruise control light comes on whenever the cruise control is set. Fog Lamp Light The fog lamp light comes on when the fog lamps are in use. The light goes out when the cruise control is turned off. See Cruise Control on page 4‑7 for more information. Highbeam On Light This light comes on when the high-beam headlamps are in use. The light goes out when the fog lamps are turned off. See Fog Lamps on page 4‑14 for more information. See Headlamp High/Low-Beam Changer on page 4‑5 for more information. 4-47