Vehicle equipment
Describes vehicle features, standard or optional, potentially available at time of purchase.
Locking and unlocking
Instructions for locking and unlocking the vehicle using the SmartKey and mechanical key.
Seats
Information on seat adjustment, safety notes, and power seat operation.
Mirrors
Instructions for adjusting interior and exterior rear view mirrors.
Lighting
Details exterior lamp switch, low-beam headlamps, automatic headlamp mode, and daytime running lamp mode.
Wipers
Instructions for operating windshield wipers and rear window wiper/washer.
Power windows
Instructions for operating power windows, including express operation and closing when blocked.
Driving and parking
Guidance on driving with KEYLESS-GO, automatic transmission, and starting the engine.
Automatic transmission
Information on operating the automatic transmission, including gear selector lever and shifting procedures.
Transfer case
Details on emergency operation, transfer case, and LOW RANGE mode.
Instrument cluster
Information on the instrument cluster, its activation, and illumination adjustment.
Control system
Overview of control system functions, menus, and submenus.
Driving systems
Details on cruise control, Distronic, distance warning function, and hill start assist system.
Parktronic system
Information on the Parktronic system, its sensors, range, and malfunction.
Rear view camera
Guidance on using the rear view camera, including its limitations and warnings.
Climate control
Explanation of climate control panel functions and recommendations for use.
Loading and storing
Instructions for loading and storing items, including parcel nets and cargo nets.
Useful features
Information on cup holders, sun visors, vanity mirror, and ashtrays.
Power outlets
Details on 12V power outlets and the 115V AC socket, including warnings.
Tele Aid
Instructions for activating and using the Tele Aid system for emergency calls and roadside assistance.
System self-test
Information on the system's self-test procedure and troubleshooting for malfunctions.
Emergency calls
Instructions for initiating emergency calls manually and using the Roadside Assistance button.
What to do if …
Troubleshooting guide for various vehicle problems and messages.
Replacing bulbs
Step-by-step instructions for replacing various bulbs in the vehicle.
Flat tire
Instructions on what to do if you have a flat tire, including changing the wheel.
Battery
Safety notes and instructions for handling, charging, and replacing the vehicle battery.
Jump starting
Instructions and warnings for jump starting a vehicle.
Towing the vehicle
Guidelines and warnings for towing the vehicle and decoupling the trailer.
Fuses
Information on fuse box locations and replacing fuses.
Need help?
Do you have a question about the 2009 GL450 and is the answer not in the manual?
Questions and answers