Poor service and day light *******

Bought a car in August 2014 a taxi with sa taxi within 2months car started showing problems which i fixedwith my money, December 2014 car needed new wiring, January 2015 car started having a dark smoke and a ssound coming from the engine which was described as a bearing knock, fone sa taxi and was told to take it to nearest toyota which i took it to TOYOTA. SOWETO BRANCH upon inspection they found a lot of problems with the car and gave me a quote which i submitted and was declined and tols its expensive i need to het another garage to fix the car which i did get one and submitted again, since February the car hasnt been functioning today i get a call saying they not gonna help fix the car am in arrears which is the 3months which the car hasnt bewn working now am stuck with a car which needs an engine cos they sold me a car which wasnt in a good condition the car was just good on the outside not knowing all the problems inside i feel very cheated cos now i have lost 4 months money while the car is sitting and they not even ashamed to send summons for the car which they know its not functioning dont know what else to do very r disappointed with the service from this company