Opel Astra J 1.4 Turbo 2019 Owner's Manual page 10

8 In brief
Seat inclination
Lever pumping motion
up : front end higher
down : front end lower
Seat position 3 32, Manual seat
adjustment 3 33.
Head restraint adjustment
Press release button, adjust height,
engage.
Head restraints 3 31.
Seat belt
Pull out the seat belt and fasten in belt
buckle. The seat belt must not be
twisted and must fit close against the
body. The backrest must not be tilted
back too far (maximum approx. 25 °).
To unfasten belt, press red button on
belt buckle.
Seat position 3 32, Seat belts
3 36, Airbag system 3 39.