2002 Ford Explorer Overdrive

2002 FORD EXPLORER
163,000 MILES • 6 CYL • 4WD • AUTOMATIC
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JDMWESTON
  • MEMBER
  • 1 POST
The overdrive keeps going on and off while driving on the interstate. It's fine until we go ove 70 and then it starts shifting and on and off while the rpm's move up and down as well.
Jan 19, 2010 at 10:10 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Chances are there is a problem with the vehicle speed sensor. Has the check engine light come on?

Let me know.
Jan 20, 2010 at 10:45 AM
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