Smart Car of America Forum banner

satellite radio

  1. Help installing XM onyX satellite radio

    Audio & Video
    I have a 2008 Fortwo passion with original radio and recently purchased an XM Onyx unit to get satellite radio. When plugging the power adapter neither the LED nor the radio turn on. I exchanged the unit and I am having the same problem with the new one. However, the power adapters for my...