losing speedometer

2006 FORD F-250
49,850 MILES
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SHORTSTROKE34
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hi i have an 2006 f-250 and the speedometer will go up to a 100 mph or 25 mph when the truck is idleing or moving..
Feb 29, 2012 at 8:11 PM
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SATURNTECH9
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Have you checked for codes in the computers yet?Also have you checked the speed sensor?
Feb 29, 2012 at 8:18 PM
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SHORTSTROKE34
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yes i checked and no codes come up and i checked the speed sensor and everything appears to ok
Feb 29, 2012 at 8:21 PM
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SATURNTECH9
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Did you also inspect the wiring to the speed sensor terminal tightness at the speed sensor connector etc?How often does it act up?ALso do you have a multimeter?
Mar 2, 2012 at 7:47 PM
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SHORTSTROKE34
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yes i have checked the wirering harness it acts up alot lately im just about ready to buy a new sensor and see what happens
Mar 3, 2012 at 1:47 AM
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SATURNTECH9
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Do you have a multimeter to do some testing?
Mar 3, 2012 at 2:56 AM