speedo re cal
mountie1982
09-04-2006, 05:21 PM
I put bigger tires on my 97 blazer and I was just wondering how do you re calibrate the speedo and odomiter.
ZL1power69
09-04-2006, 10:05 PM
since you have a 97(full OBD2), the easiest way would be to reflash the computer with a hypertech programer or some other programer.
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