2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 302

AUTO DOOR UNLOCK This feature allows you to select whether or not to turn off the automatic door unlocking feature. It also allows you to select which doors and when the doors will automatically unlock. See Programmable Automatic Door Locks on page 3‑11 for more information. Press the customization button until AUTO DOOR UNLOCK appears on the DIC display. Press the set/ reset button once to access the settings for this feature. Then press the customization button to scroll through the following settings: OFF: None of the doors will automatically unlock. DRIVER AT KEY OUT: Only the driver's door will unlock when the key is taken out of the ignition. DRIVER IN PARK: Only the driver's door will unlock when the vehicle is shifted into P (Park). ALL AT KEY OUT: All of the doors will unlock when the key is taken out of the ignition. ALL IN PARK (default): All of the doors will unlock when the vehicle is shifted into P (Park). NO CHANGE: No change will be made to this feature. The current setting will remain. To select a setting, press the set/reset button while the desired setting is displayed on the DIC. REMOTE DOOR LOCK This feature allows you to select the type of feedback you will receive when locking the vehicle with the Remote Keyless Entry (RKE) transmitter. You will not receive feedback when locking the vehicle with the RKE transmitter if the doors are open. See Remote Keyless Entry (RKE) System Operation on page 3‑5 for more information. Press the customization button until REMOTE DOOR LOCK appears on the DIC display. Press the set/reset button once to access the settings for this feature. Then press the customization button to scroll through the following settings: OFF: There will be no feedback when you press the lock button on the RKE transmitter. LIGHTS ONLY: The exterior lamps will flash when you press the lock button on the RKE transmitter. HORN ONLY: The horn will sound on the second press of the lock button on the RKE transmitter. HORN & LIGHTS (default): The exterior lamps will flash when you press the lock button on the RKE transmitter, and the horn will sound when the lock button is pressed again within five seconds of the previous command. 4-78