You will need a socket wrench (head) «on 10».
1. Remove the back door upholstery (see «Removal and installation of an upholstery of a back door»).
2. Remove the door frame.
3. Prying from the inside, remove the inner glass seal.
4. Prying from the inside, remove the outer glass seal.
5. Raise the glass so that you can access the glass cage mounting bolts through the top hole in the door. Turn out two bolts of fastening of a clip of glass to a slider of a window lifter.
6. Take out glass from a back door, having lifted its forward part.
7. Install glass in reverse order. When installing, make sure that the glass fits into the guides on both sides. Check for ease of movement.