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Old 09-06-2009, 11:09 PM   #6 (permalink)
cfg83
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Join Date: Dec 2007
Location: Southern California
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1999 Saturn SW2 - '99 Saturn SW2 Wagon
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Luxbg -

Quote:
Originally Posted by Luxbg View Post
I just recently used my GPS to compare the speed I was actually driving to what the SG/speedometer was showing and I was actually surprised by how close they were (difference of less than 1 mph going 65).
I just did a GPS check on my wife's Civic :

31.5 Miles GPS / 30.3 miles odometer = 1.0396 => 3.96% => The odometer is almost 4% too slow!!!

I don't remember it being off by that much in the past. It had OEM tires back then, but I am positive we are using the same tire size on the new set.

CarloSW2
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