return of amount for defect vehicle

Location/place: proddatur

Name of company/service: hyundai motors

my vehicle bearing registration no. AP04 AF0666 hyundai santafee the vehicle is purchased at kun hyundai hyderabad this vehicle defective from the delivery time because the vehicle was taken 15months back the vehicle was send 11 times jun hyundai service centre even this date the vehicle is at service centre . we are threatening to take the vehicle back because the vehicle is break problem and recently gear problem steering wobbling