Hyundai Motor India — grand I10 complaint

Address:

B-4, SAMRAT ASHOKA APARTMENT,, SECTOR 9, ROHINI, New Delhi, Delhi, 110085

Sir i had purchase a grand I 10 from unity hyundai rohini delhi on 15 april 2019. My car no. is DL8CAX8352
At the first day i am completing to rohit who is working in unity hyundai that car has not picup but he is making me fool that car is quit ok
it is running. I also got 1st service from aggarwal automotive pvt lt N1445 on 20 may 2019 and also telling him that car has not picup.
car is not fly on flyover. But they told us "we can't do anything you can complaint on customer care"
Sir form last 15 years I am purchasing maruti suzuki This is first time I had purchase hyundai. First time i suffer much more.
From last 1.5 mounts I am complaining many time to rohit and aggarwal automotive where I got service but nobody paid attention
to my complaint
Sir what will I do
Or I will go consumer court Or hyundai refund me my cost of car