Terrible customer experience. My car failed during...

Terrible customer experience. My car failed during a business trip, they showed no responsibility or empathy when my employee showed up to get the car fixed. It took my employee almost 10 hours to get a rental at another service station. Later, we got charged 400+ EUR for a analysis, a testride and some phonecalls. Luckily, it was covered by insurance/waranty of AUDI A6 ...