GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Radio/Audio System Check performed?

--

Go to Step 2

Refer to Radio/Audio System Check

2

Observe the operation of the compact disc player.

Is the CD player skipping or muting?

--

Go to Step 3

Go to Step 4

3

    â€¢ Inspect for the following conditions:
      â€¢ Correct insertion
      â€¢ Scratches
      â€¢ Dirt
      â€¢ Fingerprints
    â€¢ Determine if the usual vehicle route is over a rough or dirt road.

Is the usual vehicle route over a rough or dirt road?

--

Go to Step 5

Go to Step 6

4

Observe the operation of the compact disc player.

Is the CD player displaying ERR or disc ejected?

--

Go to Step 7

Refer to Radio/Audio System Check

5

Attempt to duplicate the condition on a good surface.

Does the compact disc player operate correctly?

--

Refer to Radio/Audio System Check

Go to Step 6

6

Service the radio.

Is the repair complete?

--

Refer to Radio/Audio System Check

--

7

  1. Inspect for the following conditions.
  2. • The disc is inserted upside down.
    • The disc is badly scratched or wet.
    • Moisture has condensed on the disc.
  3. Correct the conditions as necessary. Allow up to an hour in order to evaporate any condensation.

Does the compact disc player operate correctly?

--

Refer to Radio/Audio System Check

Go to Step 6