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MPG readout having dropped while vehicle is off?
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08-24-2010, 06:41 PM
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SSLarry
Drives: 2SS LS3
Join Date: May 2010
Location: Southeast Florida
Posts: 1,309
Not sure why that would happen, but I would say that the MPG calculator is spot on. I tested it on three occasions (three different fill ups), and it was within 1 mpg of what I calculated after 200-240 miles.
SSLarry
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