2016 Mercedes-Benz C300 electrical system problems

On oct 14th at night car was driven in heavy rain off interstate I5 off ramp to exit interstate. There were cars both in front and behind us exiting and upon driving further noticed there was standing water. Other cars were making it through slowly, there was no room to turn around. This car almost made it to the end of the offramp and then stallled. Other cars were forced to go around. Tried to restart the car to no avail. Called for roadside assistance.

Tl* the contact owns a 2016 mercedes benz c300. The contact stated that while driving in inclement weather, the vehicle became stranded in high standing water and stalled. The contact stated that her siblings were able to push the vehicle out of the high standing water. The contact stated that after three attempts to restart the vehicle, the contact noticed smoke billowing from beneath the dashboard. The vehicle became engulfed in flames. The fire department was notified and was able to extinguish the fire.