Honda 2011 Ridgeline Owner's Manual page 124

Seats
To change the seat-back angle of the
front seat, pull up the lever on the
outside of the seat bottom.
Once a seat is adjusted correctly,
rock it back and forth to make sure it
is locked in position.
120
Driver's Seat Manual Height
Adjustment
Make all seat adjustments before
you start driving.
On RT and Canadian DX and VP models
The height of your driver's seat is
adjustable. To raise the seat,
repeatedly pull up the lever on the
outside of the seat cushion. To lower
the seat, push the lever down
repeatedly.
2011 Ridgeline
Make sure to pull the lever upward
or downward to its full range.