Page 274 of 457

273 Operation
Engine compartment
Adding engine oil
G500
1Filler cap
G55AMG
1Filler cap
Unscrew filler cap1 from filler neck.
Add engine oil as required. Never over-
fill with oil.
Be careful not to spill any oil when adding.
Avoid environmental damage caused by oil
entering the ground or water.
Screw filler cap1 back on filler neck.
For more information on engine oil, see the
“Technical data” section (
page 423) and
(
page 425).
Transmission fluid level
The transmission fluid level does not need
to be checked. If you notice transmission
fluid loss or gear shifting malfunctions,
have an authorized Mercedes-Benz Light
Truck Center check the automatic trans-
mission.
!Only use approved engine oils and oil filters
required for vehicles with Maintenance System
(U.S. vehicles) or FSS (Canada vehicles). For a
listing of approved engine oils and oil filters,
refer to the Factory Approved Service Products
pamphlet (USA only) in your vehicle literature
portfolio, or contact an authorized
Mercedes-Benz Light Truck Center.
Using engine oils and oil filters of specification
other than those expressly required for the
Maintenance System (U.S. vehicles) or FSS
(Canada vehicles), or changing of oil and oil filter
at change intervals longer than those called for
by the Maintenance System (U.S. vehicles) or
FSS (Canada vehicles) will result in engine or
emission control system damage not covered by
the Mercedes-Benz Limited Warranty.
!Excess oil must be siphoned or drained off.
It could cause damage to the engine and/or
catalytic converter not covered by the
Mercedes-Benz Limited Warranty.
Page 424 of 457
423 Technical data
Fuels, coolants, lubricants, etc.
ModelCapacityFuels, coolants, lubricants, etc.
Engine with oil filterG 500
G55AMG8.5 US qt (8.0 l)
9.0 US qt (8.5 l)Approved engine oils
Automatic transmission9.0 US qt (8.5 l)MB Automatic Transmission Fluid
Transfer case2.96 US qt (2.8 l)MB part no. A 001 989 28 03 10
Differential lock mechanism0.47 - 0.63 US qt (0.45 - 0.6 l)Brake fluid DOT 3+4, SAE J 1703
Front axleG 500
G55AMG1.5 US qt (1.4 l)
1.5 US qt (1.4 l)Hypoid gear oil SAE 85W-90
Hypoid gear oil Castrol SAF-XJ
Rear axleG 500
G55AMG1.9 US qt (1.8 l)
1.9 US qt (1.8 l)Hypoid gear oil SAE 85W-90
Hypoid gear oil Castrol SAF-XJ
Power steeringapprox. 1.06 US qt (1.0 l)MB Power Steering Fluid, or
approved Dexron III ATF
Front wheel hubsapprox. 1.5oz (43g) eachHigh temperature roller bearing grease
Brake system0.86 US qt (0.81 l)MB Brake Fluid (DOT 4+)
Page 433 of 457

432 Index
Air pressure 304
Air pressure see Tire inflation pressure
Air recirculation mode 188
Activating 188
Deactivating 189
Air vents, Rear
Climate control 191
Air volume
Adjusting 186
Alarm
Audible 87, 96
Canceling 97, 98
Visual 96
Alarm system
Anti-theft 96
Anticorrosion/antifreeze 428
Anti-theft alarm system
Arming 97
Canceling alarm 97
Disarming 97
Anti-theft systems 96
Anti-theft alarm system 96
Tow-away alarm 98
Aquaplaning see HydroplaningArmrest
Storage box in front of 217
Storage compartments below 216
Telephone* tray below 216
Ashtrays 220
In center console 220
In rear passenger compartment 221
Aspect ratio 304
At the gas station 264
ATF (automatic transmission fluid) 273
Audio menu 141
Selecting radio station 141
Audio search function 155
Auto-dimming for rear view mirror 177
Automatic central locking
Activating/deactivating (control
system) 155
Automatic headlamp mode 118
Automatic locking when driving 106
Automatic operation
Interior lighting control 125Automatic transmission 162
Accelerator position 166
Emergency operation (Limp Home
Mode) 169
Fluid level 273
Gear ranges 167
Gear selector lever 162
Gear selector lever position 163, 164
Gear shifting malfunctions 169
Kickdown 166
One-touch gearshifting 168
Shifting procedure 163
Transmission fluid 273
B
BabySmart
TM
Air bag deactivation system 81
Compatible child seats 81
Self-test 82
Backup lamp
Message in display 357
Backup lamps
Bulbs 378
Replacing bulbs 386
Bar 304
BAS 88, 90
Page 440 of 457

439 Index
G
Garage door opener 32, 236
Gasoline see Fuel
Gasoline additives 427
GAWR 305
Gear range
Automatic transmission 167
Shifting into optimal 169
Transfer case 170
Gear range limit
Canceling 169
Gear selector lever 27, 162, 373
Cleaning 321
Lock 54
Position 164
Position (automatic
transmission) 27, 163
Unlocking manually 373
Global
Locking 102
Unlocking 102
Glove box 25, 215
Closing 215
Locking and unlocking
separately 216
Opening 215Good visibility 177
Gross Axle Weight Rating see GAWR
Gross Trailer Weight see GTW
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVW
GTW 305
GVW 305
GVWR 305
H
Hard plastic trim items, cleaning 321
Hazard warning flasher 124
Switching off 124
Switching on 124
Head restraints 108
Power seats 43
Headlamp cleaning system 275
Headlamps
Automatic control 118
Cleaning 318
Cleaning system 177, 275
Switching off 64
Switching on 56
Washer fluid 430
Washer system 430
Headlight switch-off delay see Delayed
switch-off, exterior lampsHeadliner
Cleaning 321
Heated seats 112
Heated steering wheel 225
Height adjustment
Head restraints 43
Seat belt outlet 52
Steering wheel 44
High beam flasher 57, 122
High beam headlamps
Messages in display 355
Replacing bulbs 378
Switching on 122
High mounted brake lamp 378
Message in display 354
Hood 267
Closing 269
Message in display 353
Opening 267
Hydroplaning 249
I
Identification labels 412
Certification label 412
Ignition
Switching on 54
Ignition (Position in starter switch) 39