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Circuit/System Verification

  1. With the vehicle outside in an area with an unobstructed view of the southern sky, tune to XM.
  2. Verify DTC B125C is not set as current and the No XM Signal message is not displayed on the radio.
    • If DTC B125C is set as current or the No XM Signal message is displayed. 

      Refer to Circuit/System Testing.

    • If the customer complaint indicates certain XM channels are missing or certain XM channels have no audio 

      Refer to Missing XM Channels or No Audio On Certain XM Channels

    • Go to next step: If DTC B125C is not set as current and the No XM Signal message is not displayed and all expected channels are present and functioning correctly. 
  3. All OK.
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