2007 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 281

Press the customization button until DOOR LOCK DELAY appears in the display. To select your preference for delayed locking, press the select button while DOOR LOCK DELAY is displayed on the DIC. Pressing the select button will scroll through the following choices: DOOR LOCK DELAY: OFF (default): The doors will lock immediately when pressing the power lock switch or the lock button on the RKE transmitter. DOOR LOCK DELAY: ON: The doors will not lock until five seconds after the last door is closed. You will hear three chimes to signal that the delayed locking feature is in use. You can temporarily override delayed locking by pressing the lock button on the door or the RKE transmitter a second time. Choose one of the available options and press the customization button while it is displayed on the DIC to select it and move on to the next feature. This feature will not operate if the key is in the ignition. Lock Feedback Press the customization button until LOCK FEEDBACK appears in the display. To select your preference for the feedback you receive when locking the vehicle with the Remote Keyless Entry (RKE) transmitter, press the select button while LOCK FEEDBACK is displayed on the DIC. Pressing the select button will scroll through the following choices: LOCK FEEDBACK: BOTH (default): The parking lamps will flash each time you press the button with the lock symbol on the RKE transmitter and the horn will chirp the second time you press the lock button. LOCK FEEDBACK: LAMPS: The parking lamps will flash each time you press the button with the lock symbol on the RKE transmitter. LOCK FEEDBACK: HORN: The horn will chirp the second time you press the button with the lock symbol on the RKE transmitter. LOCK FEEDBACK: OFF: There will be no feedback when locking the vehicle. Choose one of the available options and press the customization button while it is displayed on the DIC to select it and move on to the next feature. 281