After spending hours on the phone, on hold, being hung up on, having to call back repeately, problems with my radio account are still not solved. The 'customer service' people just about have me in tears of frustration once again. In the short time I have had the radio, which came with my car, I have had to call to get things straigtened out on a average of every 2-3 months. The representatives don't seem to be trained on the product at all, as they often aren't familiar with what XM or Nav Traffic mean. I've... read full review »