complaining on their Facebook they blocked me

A few weeks ago i took the car in because the steering was making a terrible noise after the steering rack was replaced the ESP started malfunctioning , the they replaced the break switch ESP still not working properly causing the car to break on its own , last friday i fetched the car and and everything was perfect , this monday they called asking me to bring the car in because they had to measure something for warranty yesterday when i got the car back the EPS light stayed on and terrible noise from the breaks as the car once again break on its own , iv'e totally had it with that dealership The car back there 5 times now