2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 24

O: Turns off the automatic headlamps and daytime running lamps (DRL). Turn the headlamp control to the off position again to turn the automatic headlamps or DRL back on. For vehicles first sold in Canada, the off position will only work when the vehicle is shifted into P (Park). AUTO: Automatically turns on the headlamps, parking lamps, taillamps, instrument panel lights, and license plate lamps. ;: Turns on the parking lamps, taillamps, instrument panel lights, and license plate lamps. 2: Turns on the headlamps, parking lamps, taillamps, instrument panel lights, and license plate lamps. For more information, see: ... Windshield Wiper/Washer 8: Single wipe, turn to 8, then release. Several wipes, hold the band on 8 longer. Exterior Lamps on page 4‑10. Daytime Running Lamps (DRL) on page 4‑12. Fog Lamps on page 4‑14. 9 : Turns the windshield wipers off. 6 : Turn the band up for more frequent wipes or down for less frequent wipes. Push the paddle at the top of the lever to spray washer fluid on the windshield. See Windshield Wipers on page 4‑6 and Windshield Washer on page 4‑7. 6 : Slow wipes. ? : Fast wipes. L (Washer Fluid): 1-18