2004 Jeep Wrangler Owner's Manual - Page 102
2004 Jeep Wrangler Manual
Page 102 highlights
102 UNDERSTANDING THE FEATURES OF YOUR VEHICLE 2. Insert the top front of the door frame into the opening at the top corner of the door opening. Push the top rear of the door frame to the side bar. FOLDING WINDSHIELD The fold down windshield and removable side bars on your vehicle are structural elements that can provide some protection in some accidents. The windshield also provides some protection against weather, road debris and intrusion of small branches and other objects. 3. Slide door frame forward until the pin holes in the top line up with the holes in the side bar. Screw in the knobs and tighten, beginning with the front knob. Repeat procedures on the other side. Do not drive your vehicle on-road with the windshield down and the side bars removed as you lose the protection these structural elements can provide.