Bridgestone Tyres — Tyre have bubble in one side

Address: Nagpur, Maharashtra

Dear Sir, I have purchase a car from Maruti Seva Dealer at Nagpur. car was purchase in 2013 july. my car was running only 15000 km. but one tyre is damage they have find the bubble of tyre on outer side, thereafter i was reported to the seva dealer for complaint the issues. but he was telling me we are drive badly and heat to the some object thats why tyre is damage from side, but my car is only running between saoner To Nagpur and every body knows how the road condition of both distance. I was also told him to company guy but he was also told that the problem is due to the hard hitting of some object and can not be consider under warranty claim. Here by request to please guide for suitable action. So please I Humbled request to you, solve this my problem as soon as possible