Forum: Boxster General Discussions
08-27-2008, 05:10 AM
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Replies: 6
Views: 1,938
thanks
Thanks everyone...I'll relax
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Forum: Boxster General Discussions
08-26-2008, 02:05 PM
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Replies: 6
Views: 1,938
check against gps
That was the first clue. Speed on the GPS was about 7% lower than speedometer. Checked against mile markers over a 50 mile stretch of interstate and got about the same answer.
Don't remember...
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Forum: Boxster General Discussions
08-26-2008, 01:35 PM
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Replies: 6
Views: 1,938
Odometer/Speedometer off
'99-986 Noticed while on a long trip that the odometer and speedometer are off -consistently high by 7% or so when checked against interstate mileage markers. Any ideas? New tires added - same...
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