The speedometer in my Sante Fe is off by about 5 MPH, at any speed above 15
MPH. If it says 40, the car is going 35. If it says 80, the car is going
74-75. I know this by using a GPS, and even the 'your speed' signs the
police put up reflect this. And this isn't a big deal.
But, I've now noticed the odometer is equally off as well. For every 2
miles the car travels, the odometer clocks 2.1 miles or so. I've checked
this against a GPS and mile-marker signs for the last year. This to me is
more of a big deal. The car is showing more miles than it actually has.
(At 58,000 miles, I estimate that's inflated about 2,900 miles.)
It's had the same 220-70/R16 wheels and tires on it since I bought it.
My question is, is the computer adjustable/responsible for the wheel and
tire size, possibly set for a 17-18" wheel, thus reading a faster speed?
And what's my recourse with Hyundai now? I feel 3K miles is a pretty