Not happy.car service city linmeyer junkies

I took my opel corsa on the 19 december and they were due to close on 22 december.initialy they had cherge d me R570 for diagnosis and promised to be done before closing.to my surprise i was called buy the lady telling me to come collect my car and pay the amount.i asked for a report on the test and they failled to give me.so we came to a point were i descided rather they keep the car untill they open on the 6th of January 2020.i had to make a follow up on the 7th only tobe **** to again tht they are waiting for their electrician to come and check the car and tht took a week and a half.i kept calling until they told me the elecrteician took the box to fix and tht was on the 15th.from there no update until i called again to be **** to again.now i had to go there physcicaly and told same story again and they had no tym for me to express.i went bek again and same story and i ended up having a feeling maybe they dont want to fix my car.on the 28th i went again thts wen they said the guy is coming on the th.They called me to come and take the car.wen i took the car i found the fuse cover on the floor bonnet cable was pulled out and the bonnet was full of grease finger prints and the car had no power like before and the engine management light was on.the car had high raves and even the sound was not the same.now today i went to Johannesburg and the car overheating and blown the radiator and ryt now am stack with my family in bree street.am calling for people to came tow me.i am very disappointed and hurt at the same tym.I DONT KNW WAT TO DO NEXT.CAR SERVICE CITY LINMEYER PLIZ PLIZ.I TOOK YOU A MONTH AND A HALF TO FIX AN OPEL CORSA LITE.AND YOU SUCCESSFULLY DEVELOPED PROBLEMS ON MY CAR