Opel INSIGNIA Owner's Manual page 262

260 Vehicle care
4. Ensure the jack is correctly
positioned under the relevant
vehicle jacking point.
5. Set the jack to the necessary
height. Position it directly below
the jacking point in a manner that
prevents it from slipping.
Attach wheel wrench and with the
jack correctly aligned rotate wheel
wrench until wheel is clear of the
ground.
6. Unscrew the wheel nuts.
7. Change the wheel. Spare wheel
3 261.
8. Screw on the wheel nuts.
9. Lower vehicle.
10. Install the wheel wrench ensuring
that it locates securely and tighten
each nut in a crosswise
sequence. Tightening torque is
150 Nm.
11. Align the valve hole in the wheel
cover with the tyre valve before
installing.
Install wheel nut caps.
12. Install vehicle jacking point cover.
13. Stow and secure the replaced
wheel 3 261, the vehicle tools
3 249 and the adapter for the
locking wheel nuts 3 71.
14. Check the tyre pressure of the
installed tyre and the wheel nut
torque as soon as possible.
Have the defective tyre renewed or
repaired as soon as possible.