Cadillac 2008 Escalade EXT Owner's Manual page 94

3. While holding the rear glass in place, press
the glass-catch release button (C) and pull the
top of the rear glass toward you using the grab
handle(s) (B) located at the top of the rear glass.
2-16
4. With the rear glass tilted toward you, lift it out from
the lower window frame channel. Use the grab
handles to assist you in removing the rear glass.