2005 Chevrolet Venture Owner's Manual - Page 15

There are several ways to lock and unlock your vehicle. From the outside, use your key or the remote keyless entry transmitter. To unlock the driver's door from the outside with the key, insert the key and turn it toward the front of the vehicle. If your vehicle has power door locks, you may be able to unlock all of the doors and the liftgate by inserting the key, turning it toward the front of the vehicle, and holding it there for one second. To lock the driver's door from the outside with your key, insert the key and turn it toward the rear of the vehicle. If your vehicle has power door locks, you may be able to lock all of the doors when you insert the key and turn it toward the rear of the vehicle. From the inside, use the manual or power door locks. To unlock either front door from the inside, pull back on the manual lever. To lock either front door from the inside, push the manual lever forward. 2-9