BB welkom not delivering on promises

Good day. I bought a vehicle at BB Welkom. The car had some parts changed as the car had an issue as per the Consumer protection act. Now BB Welkom refuses to cover the labour cost. Our agreement was that for everything I pay for, they will reimburse me. I was promised my service book which I haven't got, also, I haven't got the spare key and also the licensing. 2 months have passed now and I still am waiting