During the first week the car (2008 Hyundai Accent sedan) we bought from Carmax developed a ticking noise. We were concerned and brought it back, because - according th Carmax's advertising - you can return it during that first week. The service manager told my husband it was the fly wheel on the AC compressor going bad, no big deal. So my husband unwisely chose to keep the vehicle and didn't demand that it be fixed immediately. I pointed out to him that it has a 30-day fix-it guarantee and we took it back in - sadly, too late to... read full review »