Depending on the differential gear ratio, anywhere from 17 to 19 mpg.
15 to 18mpg
look under the hood. there should be a label that tells what kind.
I have 1 and I'am getting 14 to 15 mpg In city, trying to find ways of improving the mileage of it
5w30
R134a
5.7 liter vortec.
being a 454 it doesn'y get any kind of fuel mileage
I have a Chevy 1 ton box truck with 350 vortec 400 turbo trans and and 4.30 gears with 16.5 dually tires that gets 10mpg no matter what loaded ,unloaded ,uphill downhill ,whaterver
long life
4L60-E
Obd ii
4L60E / 4L65E transmission.