GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Does the tape play weak, slow or garbled?

--

Go to Step 3

Go to Step 2

2

Inspect the tape player for an obstruction through the tape door.

Did you find an obstruction?

--

Go to Step 5

Go to Step 6

3

  1. Inspect and clean the moving parts and the tape head.
  2. Use a cleaning cassette.

Does the cassette tape play OK?

--

Go to Step 7

Go to Step 4

4

Perform the motor speed test with the diagnostic test tape. Refer to Tape Player Diagnostic Check .

Is the motor speed OK?

--

Go to Step 7

Go to Step 6

5

    Important: Improper removal may damage tape player.

  1. Remove the obstruction.
  2. Inspect and clean the moving parts and the tape head.
  3. Use the cleaning cassette. Refer to Cassette Player Care and Cleaning .
  4. Use the diagnostic test tape from J 39916-A . Refer to Speakers General Diagnosis .

Does the test tape operate correctly?

--

Go to Step 7

Go to Step 6

6

Service the radio. Refer to Radio Replacement .

Is the repair complete?

--

Go to Step 7

--

7

Operate the system in order to verify the repair.

Did you correct the condition?

--

System OK

Go to Step 1