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Home >> Cadillac >> 2013 >> XTS AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information and Procedures >> DTC B12A8 >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC B12A8 is not set.
    • If DTC B12A8 is set 

      Replace the A33 Media Disc Player.

    • If DTC B12A8 is not set 
  3. All OK.
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