See also:

Low speed automatic cancellation
ACC is not functional at vehicle speeds below 18 mph (30 km/h). Once the vehicle speed drops below 18 mph (30 km/h), an audible alarm will sound, the head’s up display will flash and the automatic ...

2008 Lincoln MKX Review
The Lincoln MKX is a midsize SUV — or CUV, as the company likes to call it, to reflect that it's a car-based crossover. The MKX provides a refined, smooth driving experience in a people-hauler tha ...

Hilly condition usage
It is recommended that the driver select a lower gear position when ACC is active in situations such as prolonged downhill driving on steep grades (i.e., driving in mountainous areas). In these si ...