2014 GMC YUKON XL Electrical System Problems

The contact's wife owns a 2014 GMC Yukon XL. The contact stated that on several occasions, the vehicle failed to start with the key in the ignition. The failure persisted and a yellow anti-theft warning symbol was displayed on the instrument panel. The contact stated that on one occasion the vehicle failed to start after several attempts and the contact became trapped inside the vehicle for approximately 5-6 minutes and was unable to unlock or open the doors. The contact attempted to use the remote and the key to unlock the doors but there was no electrical functions available. The contact stated that the temperature was very hot inside the vehicle, and he was starting to be deprived of oxygen due to the excessive heat. The contact’s wife who was inside the residence was able to unlock the vehicle from outside after several attempts of pressing and pushing the door...