2019 HYUNDAI ACCENT Fuelpropulsion System Problems

my vehicle had a fuel injector lock open flooding the car until it damaged the O2 sensor and also contaminating the engine oil. the car went through about two and a half gallons of gas in 3 minutes. during the repair process I mentioned to the dealership that the engine oil smells like gas and was a quart and a half higher than what it was after the last oil change 5 days prior. I'm believing the Quart and a half was most certainly all gas. the dealership informed me they could not repair the oil as it was not covered under warranty. if I wanted to dispute the warranty I had to contact Hyundai customer service. That was April 25th 2023 and as of May 23rd 2023 despite repeated phone calls Hyundai customer service they have never called me back. there are 2 safety issues in regards to this...