Gasoline Mileage improvement after break in.
This is the first vehicle that I have ever owned, and I have owned many, that actually improved its fuel mileage a lot after the first 5,000 miles. It is a Silverado 2500HD with the 6.0 gasoline engi...
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Tom - I'm hoping that is true. I just purchased a 2103 F150 Ecoboost. Just completed the first tank and had 24 highway / 19.5 combined. If that gets any better, I won't be able to stand it.
My mechanic, also a neighbor, told me to expect it get better as it "breaks in" up to about 10K miles. Sure hope he's right......
My mechanic, also a neighbor, told me to expect it get better as it "breaks in" up to about 10K miles. Sure hope he's right......
