Tl* the contact's friend owns a 1999 ford taurus. while driving various speeds, the contact's friend heard knocking noises coming from the engine compartment. the contact was unaware if there were any warning indicators illuminated. the contact's friend took the vehicle to an independent mechanic, but the failure continued. the manufacturer and dealer were not notified of the failure. the vehicle was not diagnosed or repaired. the failure mileage was 187,000.
Front spring coil is broken