2010 GMC Savana 2500 Cargo Owner's Manual - Page 113

To lock the door from the inside, slide the manual lever on the door down. To unlock the door, slide the manual lever up. Cargo Door Relocking If the cargo door is open when the lock button is pressed on the door or the RKE transmitter, all doors will lock except the cargo door. The cargo door will only lock when they are closed or when the delayed locking feature functions. Delayed Locking When locking the doors with the power lock switch and a door open, the doors will lock five seconds after the last door is closed. You will hear three chimes to signal that the delayed locking feature is in use. From the outside, use the key. If the vehicle is equipped with keyless entry, see Remote Keyless Entry (RKE) System on page 3-4 for more information. Pressing the power lock switch twice or the lock button on the RKE transmitter twice will override the delayed locking feature and immediately lock all the doors. This feature will not operate if the key is in the ignition. This feature can be programmed using the Driver Information Center (DIC). See DELAY DOOR LOCK under DIC Vehicle Customization on page 4-52. Power Door Locks On vehicles with power door locks, the switches are located on the doors. T : Press the bottom of the switch to lock all the doors at once. Press the top of the switch to unlock all the doors at once. When a door is locked, the inside door handle will not work. 3-9