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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular, Entertainment, And Navigation >> Diagnostic Information and Procedures >> Radio Audio Inoperative at Rear Seat Audio (RSA) Control >> Circuit/System Testing

Circuit/System Testing

  1. Radio ON, RSA ON,Center the balance and fade adjustment on the radio.
  2. Verify that the wired headphones are plugged in and are set to the proper channel and are working properly.
    • If the wired headphones are only partially functional, test another set of headphones or replace the headphones.