Bad service and repairs

AAA towing and recovery and repair service. They towed my vehicle in after the cambelt broke, they repaired the damage 1st the amount off R6000 and when vehicle was finished it cost us R7800, got the vehicle back next day saterday car give problems, lot off parts is lose, phone them, we must take the car back on monday again addition amount off R300. Get vehicle back drive two days. Start vehicle this morning again problems battery not charging. Again they must come and collect vehicle.