TL*THE CONTACT OWNS A 2003 CHEVROLET SILVERADO 2500 HD. WHILE DRIVING APPROXIMATELY 40 MPH THE SPEEDOMETER BEGAN TO DISPLAY A SPEED OF 10 MPH. AS A RESULT THE VEHICLE WAS INVOLVED IN A CRASH. A POLICE REPORT WAS FILED. A PASSENGER IN THE OTHER VEHICLE WAS INJURED. THE VEHICLE WAS TOWED TO AN INDEPENDENT REPAIR SHOP WHERE THE BODY DAMAGES WERE REPAIRED BUT THE FAILURE WAS NOT DIAGNOSED. THE CONTACT ALSO STATED THAT THE FUEL GAUGE AND THE SPEEDOMETER INTERMITTENTLY DISPLAYED AN IMPROPER READING. THE FAILURE MILEAGE WAS 90,000 AND THE CURRENT MILEAGE WAS 104,000. THE VIN WAS UNAVAILABLE.