Mercedes-Benz GLC Owner's Manual page 120

Keep the 3 switch pulled for an addi-
X
tional second.
Make sure that the panorama sliding sun-
X
roof ( page 114) and the roller sunblinds
Y
( page 116) can be fully opened and
Y
closed again.
If this is not the case, repeat the steps
X
above again.
Panorama sliding sunroof
117
Z