See also:

Activating/deactivating the acoustic locking verification signal
If you activate the Acoustic Lock Feedb. function, an audible signal sounds depending on the vehicle's date of manufacture: • when locking or • once when unlocking and three times when loc ...

Performance
The nice thing about being able to afford the ML550 is the 382-horsepower V-8 under its hood. Calling this SUV "fast" is an understatement. Mercedes says it goes from zero to 60 mph in 5 ...

Applying/releasing manually
– To apply: press handle 1. The red (USA only) or (Canada only) indicator lamp in the instrument cluster lights up. The electric parking brake can also be applied when the SmartKey is ...