what kind of gas are you suppose to get ?
I put a tune up on my 97 tahoe, and it still doesnt get better gas mileage. are there any parts beside wires ,cap ,button, sparkplugs,air filter,and oil change that might better the gas mileage?
There are ton of factors that go into gas mileage threesel. Here are some gas mileage tips from the horses mouth ... or the other end depending on your political bent ... here are some tips from the government ... Hope they help. Good luck! http://www.fueleconomy.gov/feg/drive.shtml
try full synthetic oil... helps mine.
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