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by dstangland
Wed Aug 30, 2017 1:41 am
Forum: Beta testing
Topic: Setting arbitrary tire sizes for speedometer calibration
Replies: 108
Views: 105415

Re: Setting arbitrary tire sizes for speedometer calibration

I did this on my 2017 super duty and it worked great. My speedo matches my gps. Only thing is that I have a check engine light on now.. How can I remove this?