1995 GMC Sonoma Owner's Manual - Page 51

From the inside: To lock the door, slide the lever on your inside door rearward. To unlock thedoor, on slide the lever your inside door forward. You will see a red area on thelever. Power Door Locks If your vehicle has power door locks, push LOCK on the power door lock switch on the door armrest. This switch will lockall the doors at once. To unlock thedoors, push onthe raised area nextto the key symbol. Tailgate You can open the tailgate by pulling u on the handle while pulling the tailgate down. When you put the tailgate back up, be sure it latches securely. 2-5