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Home >> Cadillac >> 2006 >> STS RWD V8-4.6L VIN A >> Repair and Diagnosis >> Accessories and Optional Equipment >> Radio, Stereo, and Compact Disc >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Audio Distorsion - One or More Speakers

Audio Distorsion - One or More Speakers



AUDIO DISTORTION - ONE OR MORE SPEAKERS

DIAGNOSTIC SYSTEM CHECK - VEHICLE
Always perform the Diagnostic System Check - Vehicle before proceeding with these diagnostic procedures. Refer to Diagnostic System Check - Vehicle. Testing and Inspection

LEFT CHANNEL - AUDIO DISTORTION

IMPORTANT: The following information lists the most probable cause of the concern to the least probable cause followed by the appropriate test for that condition. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with the replacement.

Left Front Low Level Audio Signal circuit open - Test the left front low level audio signal circuits for an open.

RIGHT CHANNEL - AUDIO DISTORTION
Right Front Low Level Audio Signal circuit open - Test the right front low level audio signal circuits for an open.

ONE SPEAKER - AUDIO DISTORTION
1. Speaker output from Amplifier open or shorted to voltage - Test the appropriate speaker output for an open or short to voltage.
2. Defective speaker - Replace the appropriate speaker.
3. Defective Amplifier - Replace the Amplifier.

AUDIO DISTORTION FROM REAR SPEAKER DURING 5.1 DSS DVD PLAYBACK
Audio output from radio open - Test the appropriate output from the radio for an open.