Mercedes-Benz 2015 GLK Operator's Manual page 23

Tightening torque ........................... 359
Wheel size/tire size ....................... 360
Window curtain air bag
Display message ............................ 240
Operation ......................................... 49
Windows
see Side windows
Windshield
Defrosting ...................................... 141
Windshield washer fluid
see Windshield washer system
Windshield washer system .............. 303
Notes ............................................. 379
Windshield wipers
Problem (malfunction) ................... 129
Rear window wiper ........................ 127
Replacing the wiper blades ............ 127
Switching on/off ........................... 126
Winter driving
Important safety notes .................. 334
Slippery road surfaces ................... 174
Snow chains .................................. 335
Winter tires
M+S tires ....................................... 335
Wiper blades
Cleaning ......................................... 308
Important safety notes .................. 127
Replacing (rear window) ................ 128
Replacing (windshield) ................... 127
Wooden trim (cleaning instruc-
tions) .................................................. 311
Workshop
see Qualified specialist workshop
Z
ZONE function
Switching on/off ........................... 141
Index
21