1987 Chevy Suburban gas millage issues

1987 CHEVROLET SUBURBAN
100,000 MILES • V8 • 2WD • AUTOMATIC
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CHICKEN NOODLE
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I am recieving terrible gas millage and have changed the plugs wires and cap rotor i know these things dont get good mileage but about 9 per at best
Feb 27, 2008 at 6:46 PM
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