See also:

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. ...

Programming spare keys
You can program your own integrated keyhead transmitters or standard SecuriLock coded keys to your vehicle. This procedure will program both the engine immobilizer key code and the remote entry tr ...

Under the Hood
Lincoln’s 5.4-liter V-8 engine develops 300 horsepower and 355 pounds-feet of torque, and it mates with a four-speed-automatic transmission. The Navigator is rated as an Ultra Low Emissions Vehicl ...