GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you review the Description and Operation and perform the necessary inspections?

Go to Step 2

Go to Radio/Audio System Description and Operation

2

Use the SA9412G Diagnostic Tape/Tape Cleaning Kit in order to perform the motor speed test.

Is the cassette motor speed correct?

Go to Step 3

Go to Step 4

3

Use the SA9412G in order to clean the cassette player.

Did you complete the repair?

Go to Step 5

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4

Replace the radio. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the repair?

Go to Step 5

--

5

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2