Thread: Speedometer Not Working - High Idle
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Old 01-21-2013, 04:43 PM   #2
Tech II
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Re: Speedometer Not Working - High Idle
Sounds like a VSS(vehicle speed sensor)......would need to see if you are getting a speed signal from it on a scan tool....Rarely the ECM....

Could be the harness to it, connection to it.....could be the sensor is "apple cored"....
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