There is a few variables but aprox 18 mpg.
Maybe ten miles per gallon if you're lucky.
No one truck, no one answer. It will depend on the fuel mileage for the truck in question.
Depends on the fuel mileage of the truck in question.
Ruptured Fuel pump diaphram?
Dependable, poor fuel mileage.
Your fuel economy may drop if you are speeding at excessive rates. If you aren't maintaining your truck, you will get less fuel economy.
Yes, a vacuum leak will be detrimental to fuel mileage.
The best gas mileage truck is the 2011 Ford F150's which get 23 MPG on the highway with the V6 engine.
miles/gallons in tank= milage
My 16' box truck with a gas engine gets about 9 mpg
The brand is not really the issue.Basically any truck that is aerodynamic will get good fuel mileage. but for really big tractor trailors i would say the international lonestar. but if you want a smaller truck i think Chevy kodiak 7500
The gas mileage for a 4x4 truck varies greatly on the year, fuel type and size of the vehicle. On average a 4x4 truck gets 8-10 mpg in the city and 11-16 mpg on the highway.