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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 >> Reduced Volume - One or More Speakers

Reduced Volume - One or More Speakers



REDUCED VOLUME - 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 OR RIGHT SIDE - REDUCED VOLUME

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

1. Front Low Level Audio Signal shorted-Test the Left or Right Front Low Level Audio Signal for a short to ground or to voltage.
2. Defective Radio-Replace the Radio.
3. Defective Amplifier-Replace the amplifier.

REDUCED VOLUME DURING 5.1 DIGITAL SURROUND SOUND ENABLED DVD

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

1. Front Low Level Audio Signal shorted-Test the Left or Right Front Low Level Audio Signal for a short to ground or to voltage.
2. Rear Low Level Audio Signal shorted-Test the Left or Right Rear Low Level Audio Signal for a short to ground or to voltage.
3. Center Channel Low Level Audio Signal shorted-Test the Center Channel Low Level Audio Signal for a short to ground or to voltage.
4. Subwoofer Low Level Audio Signal shorted-Test the Subwoofer Low Level Audio Signal for a short to ground or to voltage.
5. Defective Radio-Replace the radio.
6. Defective Amplifier-Replace the amplifier.