Push in the door panel clips push in the lock and the panel on the lock insert and tighten the two 10mm bolts underneath the handle insert the two 10mm bolts inside the door pull.
How to fix a chevy door handle.
Once your handle is bolted in and hooked back up you can reinstall the water guard and the interior door panel to finish up the project.
Start by reconnecting the door latch rod and bolting the handle back to the vehicle with the 10 millimeter bolts while being careful not to overtighten them as that can cause the handles to break free.