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HOMESERVICE MANUALSCADILLAC2011ESCALADE BASE, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTCELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESPERSONAL AUDIO LINK MODULE MALFUNCTIONCIRCUIT/SYSTEM VERIFICATION
2011 Cadillac Escalade Base, AWD

Circuit/System Verification

2011 Cadillac Escalade Base, AWDSECTION Circuit/System Verification
NOTE:

Verify that the iPod® is in good working order and visually inspect the iPod® connector cavity for any signs of damage before performing this diagnostic. Verify the most up to date software has been downloaded from http://www.apple.com/support/ipod/ to the iPod® before performing this diagnostic.

  1. Tune to a strong AM or FM station and verify each speaker is producing clear and even sound, with no distortion.
    • If any speaker is not producing sound or the sound produced is distorted, refer to Speaker Malfunction .
  2. Ignition ON, Observe the PAL red LED lamp. Verify the red LED lamp is illuminated.
    • If the PAL red LED is not illuminated, go to Circuit/System Testing below.
  3. Set the radio to the iPod® interface menu and attempt to operate audio from the iPod®.
  4. Inspect the interface harness at the connection to the iPod® and verify that audio quality from the iPod® is not changed when the harness is bent in multiple directions.
    • If the audio changes quality or drops out, inspect the iPod® connector cavity or interface cable for damage. If no damage found, replace the iPod® interface cable.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.