See also:

Intelligent access key (ia key)
Your vehicle is equipped with two intelligent access keys which operate the power locks and the remote start system. The IA key must be in the vehicle to activate the push button start syste ...

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 ...

Fuel filter
Your vehicle is equipped with a lifetime fuel filter that is integrated with the fuel tank. Regular maintenance or replacement is not needed. ...