Quote:
Originally Posted by Edahall
For the 1990 Suburban listed in my signature, I'm getting on average mid 20's with that setup. At the price of fuel these days, it has already paid itself off.
But my 1982 Suburban 6.2L diesel (1/2 ton, 2x4, 3.08, 700R4) does even a little better. With some help from some exhaust headers, fuel economy is in the upper 20's. I even got 31 mpg one time on a long trip being very careful with the gas pedal.
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I have a neighbour who regularly drives from western ontario to Northern Alberta with the same set up you listed ( 6.2 700r4 3.08 2wd) and he gets the same 29-32 range on his trips. He is 70+ and drives like he is 90+ , but he gets amazing economy.
Nice suburban too.