Page 557 of 601
556 Technical data
Rims and tires
Same size tires
ModelGL 320 CDI
GL 450GL 320 CDI*
GL 450*GL 320 CDI*
GL 450*
Rims (light alloy)8J x 18 H28.5 J x 19 H28.5 J x 20 H2
Wheel offset2.36 in (53 mm)2.20 in (56 mm)2.20 in (56 mm)
Summer tires1 --275/50 R20 109W
All-season tires1265/60 R18 110H M+S275/55 R19 111H M+S-
Rims (light alloy)8J x 18 H28.5 J x 19 H28.5 J x 19 H2
Wheel offset2.36 in (53 mm)2.20 in (56 mm)2.20 in (56 mm)
Winter tires1,2
1Radial-ply tires2Not available as factory equipment.
265/60 R18 110H M+S.265/55 R19 109H M+S .265/55 R19 109H M+S .
All-terrain tires1,2265/60 R18 110H M+S275/55 R19 111H M+S275/55 R19 111H M+S
164.boo Seite 556 Freitag, 30. März 2007 12:54 12
Page 558 of 601
557 Technical data
Rims and tires
ModelGL 550
AMG rims (light alloy)10 J x 21 H2
Wheel offset1.46 in (37 mm)
All-season tires1,2
1Radial-ply tires2Must not be used with snow chains.
295/40 R21 111V XL (Extra Load) M+S
Rims (light alloy)8.5 J x 19 H2
Wheel offset2.20 in (56 mm)
Winter tires1,3
3Not available as factory equipment.
265/55 R19 109H M+S .
All-season tires1,3265/55 R19 109H M+S .
164.boo Seite 557 Freitag, 30. März 2007 12:54 12
Page 559 of 601
558 Technical data
Rims and tires
Minispare wheel
ModelGL 320 CDI
GL 450
GL 550
Rim4.5B x 19 H2
Wheel offset1.58 in (40 mm)
Minispare tire1
1Must not be used with snow chains.
T 165/90 D19 119M
or
T 165/90 R19 119M
!Please compare the recommended tire
inflation pressure for your vehicle with the tire
inflation pressure on the yellow label located on
the Minispare wheel rim.
If the tire inflation pressure on the yellow label
on the Minispare wheel rim differs from the
values given in this Operator’s Manual, inflate
the tire to the recommended tire inflation pres-
sure given on the yellow label on the Minispare
wheel rim.iPlease note that the tire inflation pressure of
the Minispare tire differs from the tire inflation
pressure of the road tires.
164.boo Seite 558 Freitag, 30. März 2007 12:54 12
Page 576 of 601

575 Index
Corner-illuminating front fog lamps* 147
Messages in the multifunction
display 478
Replacing bulbs 510
Crossbars* 295
Crossing obstacles 361
Cruise control 255
Activating 257
Messages in the multifunction
display 452
Cup holders 320
Cleaning 321
Front center console 321
Front center console,
Removing/Installing 321
Rear armrest 320
Curb weight 416
D
Date display, Setting 174
Daytime running lamp mode 145
Setting 175
Deep water see Standing water
Defogging windshield 221, 235
Defrosting, Front 221, 235
Defrosting, Rear 212Delayed shut-off
Exterior lamps 176
Interior lighting 177
Department of Transportation see DOT
Diesel engine
Preglow indicator lamp 29
Differential locks* 204
A few words about 204
Messages in the multifunction
display 488
Switching 205
Difficulties
While driving 65
While starting 59
Digital clock see Clock
Digital speedometer 155, 163
Dimensions, Vehicle 560
Direction of rotation (tires) 387
Displays
Digital speedometer 155, 163
Distronic* 263
Maintenance service indicator 422
Messages in the multifunction
display 449
Multifunction display 155Outside temperature 155, 163
Selecting 173
Symbol messages 466
Text messages 451
Vehicle status message 168, 449
Vehicle system settings, Control
system 159, 161, 168
Distance to empty (range), Trip
Computer 184
Distronic* 260
Activating 266
Cleaning system sensor 430
Control system 264
Deactivating 268
Distance warning function* 272
Distance warning function*
activating/deactivating 183
Driving hints 270
Messages in the multifunction
display 453
Sensor cover 430
Warning and indicator lamps 263
164.boo Seite 575 Freitag, 30. März 2007 12:54 12
Page 581 of 601

580 Index
Headlamps
Automatic headlamp mode 144
Bi-Xenon* 477, 508
Cleaning lenses 429
Cleaning system* 208, 383
Halogen 507
High beam see High beam flasher
High beam see High beam headlamps
Light sensor, Messages in the
multifunction display 477
Low beam see Low beam headlamps
Manual headlamp mode 144
Messages in the multifunction
display 477, 478, 479, 480, 481,
482
Replacing bulbs 504, 505
Switch 61, 143
Heated seats see Seat heating*
Heated steering wheel* 327
Height adjustment
Vehicle level control (Vehicles with Air
suspension program) 281
Vehicle level control (Vehicles with
enhanced Off-road Package*) 283High beam flasher 61, 147
High beam headlamps
Indicator lamp 29
Messages in the multifunction
display 478
Replacing bulbs 505, 507, 508
Switching on 61, 147
High mounted brake lamp 505
Hill start assist system 196
Hinged quarter windows* see
Power windows
Hood 378
Messages in the multifunction
display 474
Opening 378
Hooks
Loading 304
Horn 25
HVAC see Climate control or
automatic climate control (3-zone)*
Hydroplaning 352I
Identification labels see Labels
Ignition 42, 44, 57
Immobilizer 109
Indicator lamps see Lamps, Indicator and
warning
Infant and child restraint systems see
Children in the vehicle
Inflation pressure see Tires,
Inflation pressures
Information button see Tele Aid
Infrared reflecting windshield* 344
Inside door handle 120
Instrument cluster 26, 28, 152
Illumination brightness 153
Lamps 436
Messages in display see Multifunction
display messages
Multifunction display 155
Outside temperature indicator 153
Selecting language 172
Instrument lighting see Instrument cluster,
Illumination brightness
Instrument panel see Instrument cluster
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Page 584 of 601

583 Index
Lighter see Cigarette lighter (Depending
on vehicle configuration)
Lighting, Exterior and interior 143
Limp-Home Mode 200, 439, 440
Loading see Vehicle loading
Locator lighting 146, 176
Lock buttons, KEYLESS-GO*
Outside door handle 71
Locking the vehicle see Key
Loss of keys, Mechanical key 120
Loss of keys, SmartKey 120
Loss of keys, SmartKey with
KEYLESS-GO* 120
Loss of Service and Warranty Information
Booklet 549
Low beam headlamps
Messages in the multifunction
display 479
Replacing bulbs 505
Switching on 61, 143
LOW RANGE mode* 201
Messages in the multifunction
display 488
Lubricants 562
Lumbar support 137M
Main dimensions 560
Maintenance 12, 422
Calling up service indicator
display 424
Clearing service indicator
message 423
Maintenance System 422
Resetting service indicator 424
Service indicator message 422
Service term exceeded 423
Maintenance System 422
Manual headlamp mode see Headlamps
Maximum cooling, MAXCOOL* see
Automatic climate control
(3-zone)* 237
Maximum load rating, Tires 417
Maximum loaded vehicle weight,
Tires 417
MB Tex upholstery, Cleaning and
care of 434
Mechanical key 496Memory function* see Seats
Menus see Control system menus
Messages in display see Multifunction
display messages
Microphone, Hands-free 34
Minispare wheel see Spare wheel
Mirrors
Adjusting 51
Auto-dimming rear view
mirrors* 208
Exterior rear view mirror 51
Interior rear view mirror 51, 208
MON 375, 565
Multicontour seat* 138
Multifunction display 155
Changing settings see Control system
menus and Control system sub-
menus
Displaying current gear range 197
Selecting display 173
Selecting language 172
164.boo Seite 583 Freitag, 30. März 2007 12:54 12
Page 589 of 601

588 Index
Seat belts 86
Children in the vehicle 91
Cleaning 433
Fastening 53
Height adjustment 55
Messages in the multifunction
display 443
Proper use of 55, 88
Safety guidelines 78
Telltale 29, 86, 442
Warning lamp 442, 443
Seat cushion depth see Seats
Seat heating* see Seats
Seat ventilation* see Seats
Seating capacity 389
Seats 45, 130
Adjusting 45
Cushion depth, Multicontour
seat* 138
Easy entry/exit feature for
third-row seats 130
Emergency exit for
third-row seats 132
Heating* 138
Lumbar support 137Memory function* 141
Multicontour seat* 138
Second-row, Folding 306
Third-row, Folding electrically 305,
308
Ventilation* 140
Securing cargo 302
Cargo tie-down rings 302
Hooks 304
Selector lever see Gear selector lever
Self-test
Lamps in the instrument cluster 436
OCS* 86
Tele Aid 332
Vehicle battery 528
Service and warranty information 10
Service intervals see Maintenance, Service
indicator
Service life
Tires 385
Service see Maintenance
Service system see Maintenance System
Service, Parts 548Settings
Adaptive Damping System
(ADS)* 278
Air suspension 278
Clock 174
Comfort functions* 181
Control system menus 158, 160
Control system submenus 159, 161,
171
Date 161, 171, 174
Daytime running lamp mode 175
Factory, SmartKey 114
Factory, SmartKey with
KEYLESS-GO* 118
Individual, Vehicle 168
Instrument cluster 172
Language, multifunction display 172,
173
Lighting 175
Memory function* 141
Resetting all, Control system 169
Selective, SmartKey 114
Selective, SmartKey with
KEYLESS-GO* 119
Time 174
Vehicle configuration 182
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Page 590 of 601

589 Index
Vehicle level control 279
Shifting
Automatic transmission 56, 189
Side impact air bags 80
Side marker lamps
Cleaning lenses 429
Messages in the multifunction
display 480
Replacing bulbs 510, 513
Side windows see Power windows
Sidewall 417
SmartKey see Key, SmartKey
SmartKey see Key, SmartKey with
KEYLESS-GO*
Snow chains 421
Snow tires see Winter tires
Spare wheel 494
Mounting 520
Wheel bolts 492, 525
Speed settings
Cruise control 257
Distronic* 266
Speedometer 27, 263Spinning see Tires, Direction of rotation
SRS 88
Indicator lamp 29, 446
Messages in the multifunction
display 446
Standing lamps 143
Replacing bulbs 504, 505, 509, 511,
513
Standing water, Driving through 360
Starter switch 25, 42
Positions 42
Starting difficulties, Engine 59
Starting, Engine 56
Steep terrain, Driving 358
Steering column 49, 50
Steering wheel 48
Adjustment, Electrically* 50
Adjustment, Manually 49
Buttons 30, 156
Cleaning 433
Steering wheel gearshift control,
Automatic transmission 198
Stolen Vehicle Recovery services 338Storage compartments 36, 315
Cup holder 320
Cup holders 320
Door pockets 36
Front center console 317
Glove box 315
Parcel net, Front passenger
footwell 319
Parcel nets, Front seat backrest 319
Rear seats, In front of 318
Storage/telephone* compartment
Armrest, Front 317
Storing tires 386
Stranded vehicle 542
Submenus see Control system submenus
Sun visors 210
Sunroof see Power tilt/sliding sunroof*
Sunshade
Rear panorama roof 212
Suspension tuning see Air suspension
program
Symbols used in this Operator’s
Manual 16
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