GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: The radio display is inoperative, but all speakers operate properly.

1

Was the Radio/Audio System Diagnostic System Check performed?

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Go to Step 2

Go to Diagnostic System Check - Radio/Audio System .

2

  1. Turn the ignition switch to the ON position.
  2. Turn ON the radio.
  3. Tune in to any AM or FM station.

Do the speakers operate properly?

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Go to Step 4

Go to Step 3

3

Go to Radio Display Inoperative, No Sound from Speakers for diagnosis.

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4

Replace the radio. Refer to Radio Replacement in Entertainment.

Is the replacement complete?

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Go to Step 5

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5

  1. Connect all connectors and components that were disconnected.
  2. Verify that the radio display operates properly.

Does the radio display operate properly?

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System OK

Go to Step 1