2007 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 121

To unlock the door from the outside, use the Remote Keyless Entry (RKE) transmitter or the key. To unlock or lock the door from the inside, slide the manual lever forward or rearward. Press the recessed side of the switch with the unlock symbol, to unlock all the doors at once. If your vehicle has this power door lock switch, press the bottom of the switch on either front door to lock all the doors at once. Power Door Locks If your vehicle has this power door lock switch, press the raised side of the switch, with the lock symbol, on either front door to lock all the doors at once. Press the top of the switch to unlock all the doors at once. The power door locks will operate at any time even when the ignition is off. The power door locks will also automatically lock when the vehicle is out of PARK (P), or for manual transmission, when the vehicle reaches 8 mph (24 km/h). Operating the power locks may interact with the theft-deterrent system, if equipped. See Content Theft-Deterrent on page 130. 121