Wondering if the odometer captures mileage with a mechanical reader or with something off the GPS? In older trucks, we had that cable attached to the drive shaft or end gear in the transmission. T...
On my 97 F150, I changed out a gear at the end of cable that connected to the transmission. That's totally old school. Anything in the last 10 or 15 years will have to be modified digitally on the vehicles computer. Dealers can do it, or you can buy a tuner that can do it.