GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Is the CD player mute or skipping?

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Go to Step 3

Go to Step 2

2

Does the letter E followed by 2 numbers (E##) appear in the radio display?

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Go to Step 3

Go to Step 5

3

  1. Inspect the CD player for the following conditions:
  2. • The disc is inserted upside down.
    • The disc is scratched or dirty.
    • The disc is moist or wet.
    • The disc may be moist if a cold disc was inserted into a hot player, or vice versa.
    • The internal temperature of the IP is high.
    • A very high internal temperature may cause the disc to eject.
  3. Wait for 1 hour in order to allow the moisture to evaporate.
  4. Use a known good disc in order to test the operation of the CD player.

Is the CD player operating correctly?

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System OK

Go to Step 4

4

    • Verify that the disc is inserted correctly.
    • Clean any dirt or fingerprints from the disc.
        Allow one hour for condensation to evaporate.
    • Duplicate the road operating conditions with a known good disc (skipping may be normal on rough or dirt roads).
    • Attempt to duplicate other conditions with a known good disc. Some discs may contain marks that are not visible.

Is the CD player operating correctly?

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System OK

Go to Step 5

5

Service the CD player. Refer to Compact Disc Care and Cleaning .

Is the symptom still present?

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System OK