2006 Chevrolet Silverado 2500 HD DECREASED FUEL MILEAGE
DECREASED FUEL MILEAGE
What is your question?
WITHIN THE LAST THREE WEEKS MY FUEL MILEAGE HAS DROPPED FROM 17.6 TO 17.3 AND TODAY IT DROPPED TO 17.2 MILES PER GALLON. dOES ANYONE KNOW WHAT COULD CAUSE THIS PROBLEM ?
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could be driving habits, increased idling to warm up, clogged air filter and maybe a thermostat in the cooling system not letting the motor heat up to normal temps.
Roy