RepairPal Certified shops can diagnose and repair your 2004 Chevrolet Venture. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Make sure you take out all screws or fasteners then pull off slowly to locate where the push pins are holding it onto the door. These may break and you will have to replace them. This can be a pain so as pushrod says, check youtube.