2022 AUDI SQ7 Unknown Or Other Problems

The engine cooling system of my 2022 Audi SQ7 has failed repeatedly over the past two years, resulting in multiple warranty repairs. Components replaced include the coolant pump, water pump, radiator breather hose, thermostat housing, seals, gaskets, and breather lines. Despite these repairs, the vehicle continues to experience coolant loss and a persistent burning coolant smell. During the time of these repairs we were repeatedly told to "top off" the coolant because "these cars are just like that" (communication I also have in writing. After the most recent repair in July 2025, dried coolant residue is still visible under the hood, coating surrounding parts and the burning coolant odor returns. While the invoice shows I declined service and warned of damage, I have email correspondence stating otherwise and the repair is shown at the bottom on the invoice. The vehicle is available for inspection upon request. Safety has been compromised...