2003 GMC Sonoma Owner's Manual - Page 82

Doors and Locks Door Locks There are several ways to lock and unlock your vehicle: You can use the keyless entry system, if your vehicle has this feature. You car! use your key to unlock your door from the outside. You can use the power lock switch (if equipped) to lock or unlock the doors. Unlocked doors can be dangerous. Passengers - especially children - can easily open the doors and fall out of a moving vehicle. When a door is locked, the handle won't open it. You increase the chance of being thrown out of the vehicle in a crash if the doors aren't locked. So, wear safety belts properly and lock the doors whenever you drive. Young children who get into unlocked vehicles may be unable to get out. A child can be overcome by extreme heat and can suffer permanent injuries or even death from heat stroke. Always lock your vehicle whenever you leave it. Outsiders can easily enter through an unlocked door when you slow down or stop your vehicle. Locking your doors can help prevent this from happening. 0 To manually lock a d 3or c from the inside, slide the manual lever on your door down. 10 manually unlock a door from the inside, slide the lever on the door up. You will see a colored area on the lever when the door is unlocked. 2-7