Quote:
Originally Posted by 99LeCouch
I too notice a 10% drop in fuel economy using ethanol fuel. I believe it's something with the 3800 engine and programming, as other folks with the same engine/transmission combination notice a similar drop in economy when running E10.
Now a more modern car designed/programmed for ethanol in the gas might do better on E10 than my couch.
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My dad has an Impala with the 3800. I'll have to get him to run 100% gas in it.