Dodge 2006 Freightliner Owner's Manual page 38

38 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE
To Unlock the Door from the Passenger Area
To unlock, turn key to left (1)
To open door (2)
To close door and lock (3)
To Unlock the Door from the Cargo Area (Optional)
To unlock, press latch in direction (1)
To open door (2)
To close door and lock (3)