See also:

Fuel Economy
Improving Fuel Economy Fuel economy depends on several conditions, including driving conditions, your driving habits, the condition of your vehicle, and loading. Depending on these and other co ...

Driving Preparation
Check the following items before you start driving. Exterior Checks Make sure there are no obstructions on the windows, door mirrors, exterior lights, or other parts of the vehicle.  - Remove ...

Emissions Testing
Testing of Readiness Codes Your vehicle uses “readiness codes,” as part of its onboard self diagnostic system. Some states refer to these codes during testing to see if your vehicle's emissi ...