See also:

Audio system warranty and service
Refer to the Warranty Guide for audio system warranty information. If service is necessary, see your dealer or qualified technician. ...

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. ...

Exceptions
There are several exceptions to the Normal Schedule. They are listed below: Normal vehicle axle maintenance: Rear axles and power take-off (PTO) units with synthetic fluid and light-duty trucks e ...