The contact owns a 2021 Cadillac Escalade. The contact stated that while the vehicle was parked, the driver’s side front door failed to unlock as intended. The contact stated that the driver’s side front door failed to unlock from inside or outside the vehicle. Additionally, the contact stated that the key fob was inside the vehicle at the time of the failure. The contact crawled to the front passenger’s side to exit the vehicle. The contact stated that because of the failure, the contact had been locked inside and outside the vehicle several times. The vehicle was taken to the dealer; however, the vehicle was not diagnosed. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The manufacturer was made aware of the failure and a case was filed. The contact was advised to contact the NHTSA Hotline and report the failure. The failure mileage was 35,000.