The basic formula for the job goes like this: New tire size divided by old tire size multiplied by speedometer reading equals actual mph. Not that difficult, but it only works for your head. Your ...
Dear Auto Doctor: I own a 2004 Volkswagen Jetta and the speedometer recently stopped working. The rest of the dash works fine. Before I go to the dealer, I would like your opinion. Allison Dear ...
Engineering Explained on MSN
How to fix a misreading speedometer
Fixing the speedometer on my Honda S2000, which as you can see clearly reads too high. While traveling at a GPS verified speed of about 80 to 81 miles per hour, you can see the car’s speedometer is ...
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