Astra L4-1.8L (2009)
4. Remove the active head restraints, on vehicles with head restraint guide sleeves.
*
Bend the standard wire release hook, wire diameter 1-1.5 mm (0.04-0.06 in), for active head restraint guide sleeve as in illustration I.
*
Mark the insertion depth of 50-55 mm (1.97-2.16 in).
*
Insert the release hook opposite the release button of the active headrest guide sleeve, release the guide sleeve and pull out upwards.
