2009 Hummer H3T Owner's Manual - Page 73

Features and Controls To open a rear door when the security lock is set, unlock the door and open the door from the outside. To disengage a security lock: 1. Open one of the rear doors. 2. Use the ignition key to turn the lock to the vertical position. 3. Close the door. 4. Repeat these steps on the other rear door. 2-7 Tailgate { CAUTION It is extremely dangerous to ride on the tailgate, even when the vehicle is operated at low speeds. People riding on the tailgate can easily lose their balance and fall in response to vehicle maneuvers. Falling from a moving vehicle may result in serious injuries or death. Do not allow people to ride on the tailgate. Be sure everyone in your vehicle is in a seat and using a safety belt properly. Lockout Protection This feature protects against locking the key in the vehicle when it is in the ignition. A chime sounds as an alert to indicate that the key has been left in the ignition. When the power door lock switch is pressed, a door is open, and the key is in the ignition all of the doors lock and then the driver's door unlocks. Open the tailgate by pulling up on the outside handle while pulling the tailgate down. When putting the tailgate up, be sure it latches securely.