Vw south Africa

Morning I'm still having problems with my car now they giving me problems and attitude DP nik from Hadfield vw like they tell me my car is ready for collection then is start giving me problems from June 17 this car been giving me problems and they don't want to setlle the bank or give me another car like and I was using the car for business the number plate is KP55JJGP my ID number is *** please help me get justice