Speedometer adjustment
Thread Starter
5 Year Member
Joined: Dec 2015
Posts: 617
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Speedometer not adjustable for tire size?
Does anyone know if this is correct?
Quote:
Originally Posted by T_R
the speedometer will be off. This can not be calibrated with the dealerships IDS software on a 15 plus truck like it used to be. You would need to buy an aftermarket device to correct it. Hypertech has one.
Quote:
Originally Posted by T_R
the speedometer will be off. This can not be calibrated with the dealerships IDS software on a 15 plus truck like it used to be. You would need to buy an aftermarket device to correct it. Hypertech has one.
Last edited by RVerz; Feb 12, 2016 at 11:52 AM.
