Yes i sent my wavetrac back for repair. first i called a friend , Jerry he and Devin use to work at untrax , after speeking to jerry he told my where to send my wavetrac for complete overhaul and under warranty this is the wavetrac i got from Chris a few years ago and it was bad from the day i got it, any way a new company called Autoteck sport tunning is taking over the warranty. I received it in the mail Yesterday