car kilo mani

im very dissapointed i bought Hyundai i120 june 2018 with 64 000 kilos, i then took the car to hyundai for service but i was told that the car was last serviced in 2015 with 75 000 kilos, i called the dealer to explain but he said it cant be true nd later said am lying, the car now needs new shocks, breaks pads, handbreak needs adjusting, the car body makes noise wen the car s in motion, 1 door window no longer working, he said the car warantee will cover all tht but when we called they said its not true, the tyres have side wall bubbles and many patches from the inside, please help me as jerman auto is not helping