Automatic Transmission Control Module problems of the 2001 Chevrolet S10

The contact owns a 2001 Chevrolet S10. The contact noticed that the engine warning light was constantly illuminated on the instrument control panel. She took her vehicle to the dealer and they replaced the fuel filter. Several months later, the engine warning light illuminated again. The contact took the vehicle back to the dealer and was informed that the pcm needed to be replaced. The vehicle has not been repaired. The manufacturer stated that there was no recall for the vehicle; therefore, she would have to assume liability for the repair cost. The failure mileage was 80,000 and current mileage was 146,000.