Don’t buy a car from Hyndai bad service

Worst service ever, I always take my car there for my services since I bought it with them, worst thing is everytime my car went for service comes back faulty with a new problem.. last year October I took it for my service after collecting the car my air conditioner is no longer working when I went there to complain they said is not their problem my Tucson is only 56 000km how the said I have to pay R26 000 if I want my car to be fixed imagine when I take my car there was in good condition even after collecting they didn’t tell me that they noticed faulty with my aircon I’ve found out myself I complained to head office still my problem is not solved… Don’t know where to get help anymore.