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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1295 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> Radio Audio Malfunction at Rear Seat Audio (RSA) Control >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Radio ON, verify clear audio is heard from each audio speaker with the RSA system OFF.
  2. Using a known good pair of wired headphones, plug them into both of the headphone jacks on the RSA controller.
  3. Radio ON, RSA ON, cycle through several sources and listen for audio. Adjust appropriate volume control.
    • If no audio is heard through the headphones, replace the RSA controller.