Low speed automatic cancellation

ACC is not functional at vehicle speeds below 16 mph (26 km/h). Once the vehicle speed drops below 16 mph (26 km/h), an audible alarm will sound and the automatic braking will be released.
See also:
Brakes
Occasional brake noise is normal. If a metal-to-metal, continuous grinding
or continuous squeal sound is present, the brake linings may be worn-out
and should be inspected by an authorized dealer. ...
Wrecker towing
If you need to have your vehicle towed, contact a professional towing
service or, if you are a member of a roadside assistance program, your
roadside assistance service provider.
It is recomm ...
All-wheen drive
All-wheel drive is standard with the twin-turbo 3.5-liter V6 and optional on
the 3.7-liter V6. In good weather, over smooth roads at modest speeds and when
AWD is not needed, the system intelligentl ...
