GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you review the radio/audio system operation and perform the necessary inspections?

--

Go to Step 2

Go to Symptoms

2

Verify that the compact disc (CD) player is inoperative.

Does the CD player operate normally?

--

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

3

Observe the operation of the compact disc player.

Is the CD player skipping or muting?

--

Go to Step 4

Go to Step 5

4

  1. Inspect for the following conditions:
  2. • Correct insertion
    • Scratches
    • Dirt
    • Fingerprints
  3. 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 6

Go to Step 7

5

Observe the operation of the compact disc player.

Is the CD player displaying ERR or disc ejected?

--

Go to Step 8

Go to Step 9

6

Attempt to duplicate the condition on a good surface.

Does the compact disc player operate correctly?

--

Go to Step 9

Go to Step 7

7

Service the radio. Refer to Radio Replacement .

Is service of the radio complete?

--

Go to Step 9

--

8

  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?

--

Go to Step 9

Go to Step 7

9

Operate the system in order to verify the repair.

Did you correct the condition?

--

System OK

Go to Step 3