2006 GMC Sierra 1500 Pickup Owner's Manual - Page 188

Windshield Washer LQ (Washer Fluid): There is a paddle marked with the windshield washer symbol at the top of the multifunction lever. To spray washer fluid on the windshield, push the paddle. The wipers will clear the window and then either stop or return to your preset speed. Cruise Control 9(Off): This position turns the system off. {CAUTION: In freezing weather, do not use your washer until the windshield is warmed. Otherwise the washer fluid can form ice on the windshield, blocking your vision. If your vehicle is equipped with an Allison® automatic transmission, see "Grade Braking and Cruise Grade Braking (Allison Transmission®) under Tow/Haul Mode on page 2-31 for an explanation of how cruise control interacts with the tap up/down gear selection, tow/haul and grade braking systems. R(On): This position activates the system. + (Resume/Accelerate): Push the lever to this symbol to make the vehicle accelerate or resume to a previously set speed. T(Set): 3-10 Press this button to set the speed.