GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you perform the Instrument Cluster Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Instrument Cluster

2

Turn ON the ignition, with the engine OFF.

Does the CHANGE OIL indicator illuminate during the bulb check?

System OK

Go to Step 3

3

Replace the IPC. Refer to Instrument Cluster Replacement .

Did you complete the replacement?

System OK

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