Tl* the contact owns a 2008 ford e-150. the contact stated that the vehicle rode roughly as if it were being driven over rocky terrain. in addition, the air pressure indicator was illuminated. the vehicle was taken to an independent mechanic, but it could not be repaired. the vehicle was not repaired. the dealer and manufacturer were not made aware of the failure. the failure mileage was 90,000. the vin was invalid.