The contact owns a 2020 Ford Explorer. The contact stated that while driving at an undisclosed speed, the transmission failed to operate as designed, and the vehicle started losing motive power. The contact stated that the vehicle returned to normal functionality afterwards. No warning lights were illuminated. The vehicle was taken to an independent mechanic where it was diagnosed that the transmission oil cooler had failed and was leaking transmission fluid. The vehicle was not repaired. The vehicle was taken to a local dealer where it was diagnosed and confirmed that the transmission oil cooler had failed. The vehicle was pending repair. The contact stated that recently, while the vehicle was parked, there were oil stains found on the ground. The vehicle was not repaired after the most recent failure. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The contact related the failure to the Manufacturer Recall Number: 20B34. The failure mileage was approximately 68,000.