See also:

Troubleshooting guide
Verify the location of all Intelligent Keys that are programmed for the vehicle. If another Intelligent Key is in range or inside the vehicle, the vehicle system may respond differently than expect ...

Remote keyless entry system (if so equipped)
It is possible to lock/unlock all doors (including the lift gate), and activate the panic alarm by using the keyfob from outside the vehicle. Before locking the doors, make sure the key is not left ...

Increasing fuel economy
● Keep your engine tuned up. ● Follow the recommended scheduled maintenance. ● Keep the tires inflated to the correct pressure. Low tire pressure increases tire wear and lowers ...