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Home >> Cadillac >> 2017 >> CTS Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 (Cellular System, Entertainment System And Navigation System) >> Special Tools and Equipment >> Special Tools (MIT Tool Instructions) >> For all other Radios >> Testing the USB Function
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Testing the USB Function

WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify connection of the MIT as stated above.
  2. Press and release the TEST SELECTOR button until the MIT USB LED illuminates.
  3. Use the vehicle controls to put the audio system into USB mode.
  4. Audio playback confirms that the USB is working correctly.
    NOTE: Volume levels may vary dependent upon vehicle audio system.
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