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?
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?
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