1998 Chevy Express Speedometer

1998 CHEVROLET EXPRESS
87,000 MILES • V8 • 2WD • AUTOMATIC
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DENNIS02
  • MEMBER
  • 1 POST
My van has a problem with the correct speed I am doing. When driving at 30mph it says I am doing 70mph. What could be wrong.
Jul 13, 2008 at 6:51 PM
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LEGITIMATE007
  • ✓ASE Certified Mechanic
  • 5,121 POSTS
  • ASE Certified Mechanic
i would check the vehicle speed sensor located atop of the transmission
Jul 17, 2008 at 9:26 PM
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