Opel ASTRA Owner's Manual page 23

lever to position P before
removing the ignition key. On
an uphill slope, turn the front
wheels away from the kerb.
If the vehicle is on a downhill
slope, engage reverse gear or
set the selector lever to position
P before removing the ignition
key. Turn the front wheels
towards the kerb.
● Close the windows and the
sunroof.
● Remove the ignition key from
the ignition switch. Turn the
steering wheel until the
steering wheel lock is felt to
engage.
For vehicles with automatic
transmission, the key can only
be removed when the selector
lever is in position P.
● Lock the vehicle by pressing e on
the radio remote control.
Activate the anti-theft alarm
system 3 29.
● The engine cooling fans may run
after the engine has been
switched off 3 202.
Caution
After running at high engine
speeds or with high engine loads,
operate the engine briefly at a low
load or run in neutral for
approx. 30 seconds before
switching off, in order to protect
the turbocharger.
Keys, locks 3 22, Laying the vehicle
up for a long period of time 3 201.
In brief 21