This sounds like the vehicle speed sensor has gone out which is common. here is the location so you can replace it to fix the problem. Check out the diagrams (below). Please let us know what you find.
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Jul 28, 2019 at 12:44 PM
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Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.