GM Service Manual Online
For 1990-2009 cars only

Compact Disc Inoperative

Step

Action

Value(s)

Yes

No

1

Where you sent here from the Audio Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Radio/Audio System

2

Does the CD Player mute or skip?

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Go to Step 4

Go to Step 3

3

Is the CD ejected or does the display show an ERR message?

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Go to Step 5

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4

  1. Is the usual route over rough (or dirt) road? If yes, the condition may be normal.
  2. Check the disc for the following:
  3. • Check for proper insertion.
    • Check for scratches.
    • Check for fingerprints.
    • Clean the disc is necessary.
  4. Attempt to duplicate with known good disc. Some discs may contain marks not readily visible that may make one track or the entire disc unplayable.
  5. Replace the radio if all of the above conditions do not exist.

Is the repair complete?

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Go to Diagnostic System Check - Radio/Audio System

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5

  1. Check for the following conditions:
  2. • The disc is inserted upside down.
    • The disc is dirty.
    • The disc is badly scratched.
    • The disc is wet.
    • The disc is cold and inserted into a hot player or vice versa.
    • High internal instrument panel temperature causing the disc to be ejected.
  3. Check with a known good disc.
  4. Replace the radio if all of the above conditions do not exist.

Is the repair complete?

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Go to Diagnostic System Check - Radio/Audio System

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