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Hi I am new to this form I have a 2001 Chevy Tahoe with a 5.3 would like to be able to increase the fuel mileage
Hi I am new to this form I have a 2001 Chevy Tahoe with a 5.3 would like to be able to increase the fuel mileage it has 270,000 miles I'm getting between 10 and 12 miles to the gallon and sometimes below 10 seems to run OK but just lacking power I'm sure just due to the mileage. I was...- Kimard
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- Forum: Black Bear Performance
