Ecosport MMA cars

Early July bought a Ford ecosport from MMA cars. Drive the car only 3 weeks it gave me a problem little did I know that it's just the start of the problems. The car has gaven me issue from that day till now the car is always getting toured.and it's costing me alot I dnt have a car as it's always break down. Of which it cost me alot am not safe driving that car am paying every month on my vichle finance R5000 of which I don't use the car half my life it's always with them am so so so unhappy which has caused me to go on depression medication I am finically challenged due to the car I have a take the child going to school I always have a problem as the car is which the mechanic. MMA Cars have played with me alot am tried I need help as this matter is to much they need to change the car or return the money back am not happy at all help help as am need a car changed