2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 319

Driving and Operating flooded with too much gasoline. Try pushing the accelerator pedal all the way to the floor and holding it there as you hold the key in START for up to 15 seconds. Wait at least 15 seconds between each try, to allow the cranking motor to cool down. When the engine starts, let go of the key and accelerator. If the vehicle starts briefly but then stops again, do the same thing. This clears the extra gasoline from the engine. Do not race the engine immediately after starting it. Operate the engine and transmission gently until the oil warms up and lubricates all moving parts. This system can be used to increase engine idle speed whenever the following conditions are met: ... 9-35 One of the following actions will turn off the fast idle: . . Pressing the brake. Selecting the Cruise Control Cancel button. Releasing the Parking Brake. The transmission shifter is moved out of P (Park) or N (Neutral). Selecting the Cruise Control On/Off button when it was previously on. Pressing the Cruise Control Set switch a second time. Pressing the accelerator greater than a quarter of the down. Turning the ignition switch to the LOCK/OFF position. The park brake is set. The brake pedal is not pressed. The vehicle must not be moving and the accelerator must not be pressed. To enable the Fast Idle System, press and release the Cruise Control On/Off button and ensure that the switch LED is lit. Press and release the Cruise Control Set switch. Engine speed will be held at approximately 1200 RPM. . . To control the fast idle: . . . . . Fast Idle System If the vehicle has this feature it is available only with cruise control. The manual fast idle switch is operated using the cruise control buttons located on the left hand side of the steering wheel. . When the fast idle is active the Driver Information Center (DIC) will display "FAST IDLE ON."