GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Instrument Cluster

2

Did you perform the Radio/Audio System Diagnostic System Check?

--

Go to Step 3

Go to Diagnostic System Check - Radio/Audio System in Entertainment

3

Does the chime sound for other warning indicators?

--

Go to Step 5

Go to Step 4

4

Important: Perform the set up procedure for the radio.

Replace the radio. Refer to Radio Replacement in Entertainment.

Did you complete the replacement?

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Go to Step 6

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5

Replace the instrument panel cluster (IPC). Refer to Instrument Cluster Replacement .

Did you complete the replacement?

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Go to Step 6

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6

Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 3