The contact owns a 1998 Toyota Tacoma. The contact stated that while the vehicle was at the dealer for routine maintenance, the contact was informed that the subframe was severely corrosion. The vehicle was not repaired. The contact related the failure to Customer Satisfaction Campaign: 10030357-0006 (Frame Corrosion-Preventative Compound); however, the VIN was not included. The manufacturer was made aware of the failure. The failure mileage was approximately 164,000.