odometer on 2005 Saturn Ion

i bought a 2005 saturn ion level 1 the odometer is not accurate in other words it doesnt work the mileage lights up but it doesnt add miles.is there any way it probly needs a fuse or a new sensor?

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1 answer
This could be from several things, a speed sensor, wiring or the actual odometer itself. You should get it checked to determine the actual cause before attempting to replace anything.