Investigating a class action lawsuit against Audi for a persistent squealing or squeaking of the brakes in its 2015-2017 Q7 vehicles. The squealing occurs when the vehicle is cold and put into reverse. Audi dealers have informed consumers that they are aware of the widespread problem, but no fix is currently available. If you own a 2015-2017 Audi Q7 and you brakes squeal or squeak, please submit your information below.