Jeep 2015 Grand Cherokee - Owner Manual - Manual (Page 44)

To open the window part way, push to the first detent
and release it when you want the window to stop.
Auto Up Feature With Anti-Pinch Protection —
Driver And Front Passenger Door Only
Lift the window switch fully upward to the second
detent, release, and the window will go up automatically.
To stop the window from going all the way up during the
Auto Up operation, push down on the switch briefly.
To close the window part way, lift the window switch to
the first detent and release when you want the window to
stop.
Auto Down Window Switches
42 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE