How can you fix the lift door and window of your Yukon 2005?

To fix the lift door and window of a 2005 Yukon, start by checking the fuses related to the power Windows and locks, as a blown fuse could be the issue. If the fuses are intact, inspect the wiring and connectors for any damage or corrosion. For mechanical issues, you may need to remove the door panel to access the window regulator or liftgate mechanism, ensuring all components are properly connected and functioning. If problems persist, consider consulting a professional for further diagnosis or repair.