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.
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MHPAUTOS
AUTOMOTIVE REPAIR CONTRIBUTOR
31,937 POSTS
Did they drop out at the same time? may be start with a scan for any clues, the speedo may be a faulty speed sensor, if both at the same time, it may be related to the dash circuit board.