Opel Grandland X Owner's Manual page 23

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-up the
vehicle for a long period of time
3 204.
In brief 21