GMC Yukon Denalid Owner's Manual page 31

Overhead Console
Buttons shown
When accessing the third row seats, if your
vehicle has them, from the outside of the
vehicle, press the button on the panel behind
either rear door.
One press of the button automatically folds the
seatback flat and tumbles the seat forward.
There will be a slight delay between the folding
of the seatback and the tumbling of the seat.
2. From the front
seats, press one of
the automatic
seat release buttons
located on the
overhead console.
Returning the Seat(s) to the Sitting
Position
To return the seat to the sitting position, do the
following:
1. Pull the seat down until it latches to the floor.
The seatback cannot be raised if the seat is
not latched to the floor.
CAUTION:
{
If the seatback is not locked, it could
move forward in a sudden stop or crash.
That could cause injury to the person
sitting there. Always push and pull on the
seatback to be sure it is locked.
2. Lift the seatback and push it rearward. Push
and pull on the seatback to make sure it is
locked.
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