Vauxhall Astra Owner's Manual page 76

Ensure that the seat belts of the
outboard seats are placed in the
corresponding belt guides.
The backrests are properly engaged
when the red marks on both sides
near the release lever are no longer
visible.
9 Warning
When folding up, ensure that
backrests are securely locked in
position before driving. Failure to
do so may result in personal injury
or damage to load or vehicle in the
event of heavy braking or collision.
The seat belt of the centre seat could
be blocked when the backrest is
folded up too quickly. To unlock the
retractor, push in the seat belt or pull
it out by approx. 20 mm and then let
go.
Storage
Load compartment extension,
Sports tourer
Folding down rear backrests
Remove the load compartment cover
if necessary.
Press and hold the catch, then push
the head restraints down.
Fold up the rear armrest.
Guide the seat belts through side
supports to protect them against
damage. When folding the backrests,
pull the seat belts along with them.
75