GMC Yukon XL 2015 Owner's Manual page 81

3-12 Seats and Restraints
Folding and Tumbling the Seat
from the Third Row Seat
Warning
Using the third row seating
position while the second row is
folded, or folded and tumbled,
could cause injury in a sudden
stop or crash. Be sure to return
the seat to the passenger seating
position. Push and pull on the
seat to make sure it is locked into
place.
To fold and tumble the seat from the
third row seat, if equipped:
1. Make sure that there is nothing
under, in front of, or on the seat.
2. Pull the strap on the bottom rear
of the second row seat to
release the seatback. The
seatback will fold forward.
3. Pull the strap again to release
the rear of the seat from the
floor. The seat will tumble
forward.
Automatic Fold and Tumble
Feature
Warning
Do not leave the second row seat
in a tumbled position while the
vehicle is in motion. A tumbled
seat is not locked. It can move
(Continued)