INSPECTION PROCEDURE 30: CD Player: Sound quality is poor.: Diagnosis
WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
Check to see that the CD can be played normally and that it is free of any scratches or soiling.
Replace with better sound quality CD.
Q: Is the sound quality better replacing the CD with a clean CD without any scratches that can be played?
YES : Defective CD used. The sound quality should return to normal.
NO: Either repair or replace the radio and CD player. The sound quality should return to normal.