my speedo is on the frits its hit an miss and then it will bounds up an down is it machcanical or elec. and what do i do?
Jul 20, 2010 at 8:16 PM
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BLUELIGHTNIN6
CAR REPAIR CONTRIBUTOR
16,542 POSTS
it is ran by vehicle speed sensor which is attached to tranny and is driven by small gears. since its bouncing around that is a sign of one or more teeth missing from the small gears of tranny or broken teeth on sensor.
Oct 12, 2010 at 6:33 PM
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