tebo financial my car blew up massillon Ohio

 my car i had financed thru tebo financial blew up on me on march 18 2013, and bobb suzuki told me i could trade it for another car cause it cant be fixed, on april 1 2013 i got the other car, and got another finance company, and tebo calls me the next week on april 7th about my car payment, and i tell them i dont have that car anymore it blew up on me, so call bobb suzuki about that car i gave them the number to bobb suzuki, the lady is carrie i talked to, she said call them, and a couple weeks past i started getting phone calls again from carrie, about my payments, then i got a letter last week saying the car got repoed, and saying i owe them $8,000 dollars on the car and yesterday i got a certified letter waiting on me at the post office, i know its from tebo, the payment of the other car was added to my new car, and their still asking me for money