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Home >> GMC >> 2016 >> Terrain SL, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> Video Entertainment System Wireless Headphone Malfunction >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2015 GMC Terrain and 2015 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Test or replace the headphone batteries before performing the circuit/system verification.

  1. Ignition ON, radio ON, DVD playing.
  2. Verify that the Rear Seat Entertainment System audio/video operates.
    • If the Rear Seat Entertainment System operates. 
  3. Turn ON the wireless headphones.
  4. Verify the power indicator lamp on the wireless headphone illuminates.
    • If the power indicator lamp does not illuminate. 

      Replace the wireless headphones.

    • If the power indicator lamp illuminates. 
  5. Ignition ON, radio ON, DVD playing.
  6. Verify that clear audio is heard from each headphone.
    • If audio is heard from some, but not all, headphones. 

      Replace the inoperative headphone.

    • If audio is not heard from any headphones, or the audio heard is not clear. 

      Refer to Circuit/System Testing

    • If clear audio is heard from all headphones. 
  7. All OK.
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