See also:

Conditions
• Heavily loading a vehicle may reduce fuel economy at any speed. • Carrying unnecessary weight may reduce fuel economy (approximately 1 mpg [0.4 km/L] is lost for every 400 lb [180 kg] of weight c ...

Will You Navigate?
There's nothing inherently wrong with the new Lincoln Navigator that would make me say someone shouldn't buy one. If the looks grab you, then it makes perfect sense. If you're remotely on the fenc ...

Measuring techniques
Your best source of information about actual fuel economy is you, the driver. You must gather information as accurately and consistently as possible. Fuel expense, frequency of fill-ups or fuel ga ...