See also:

Performance
A big SUV is all about imposing looks and a muscular engine. The Navigator has the looks part down, but the 300-horsepower V-8 engine seems woefully lacking in the power department, especially at ...

Emission control system
WARNING: Do not park, idle, or drive your vehicle in dry grass or other dry ground cover. The emission system heats up the engine compartment and exhaust system, which can start a fire. WARNING: ...

Checking the engine oil
Refer to the scheduled maintenance information for the appropriate intervals for checking the engine oil. 1. Make sure the vehicle is on level ground. 2. Turn the engine off and wait 15 minutes ...