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Where did my MPG go?

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11-19-2018, 08:50 PM

#11

Tom_with_a_Truck

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Quote:

Originally Posted by OCMike

The recaliabration will help some when I installed 35" (34.4") tires on mine my speedometer was off by over 3 mph. Unfortunately as other have said bigger heavier tires and wheels kill MPG.

Mike

3 mph at 45 mph puts you around 6% in terms of odometer error. So, you would lose at least 6% just from the difference in calculated versus actual distance travelled.
There are other factors, of course.

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