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Bob Bidonde · 07-10-2020, 08:55 AM

Go to a school speed zone with a radar speed sign and check your speed. GPS has a margin of error.

07-10-2020, 08:55 AM	#9
Bob Bidonde Senior Member Join Date: May 2010 Location: Long Island, NY Posts: 3,463	Re: Speedometer error Go to a school speed zone with a radar speed sign and check your speed. GPS has a margin of error. __________________ Bob Bidonde