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  1. 2014-2018 Mazda 3 Skyactiv Discussion
    2015 3i Sport hatch AT (1k miles) I set cruise control to 62mph. my garmin gps says im going 63mph. my garmin has matched mph for 3 other cars I've used it in. (all cruise control.) so I have confidence my garmin is reporting the correct speed and my new 3i is 1mph faster than what cruise...
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