Automotive Q&A: Maximizing fuel economy (Belleville News-Democrat)

I received quite a few comments regarding a recent column on obtaining the best possible fuel economy. Several folks thought my recommendation of a vacuum gauge was rather barbaric, and recommended the use of a Scan Gauge II. This neat device ($170) plugs into a vehicle’s scan tool connector (DLC, found on 1996 and newer cars and light trucks) and displays engine management information, serves … Continue…

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