GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Instrument Cluster Schematics

1

Did you perform the Instrument Cluster Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Instrument Cluster

2

Start the engine.

Does the CHANGE ENGINE OIL indicator illuminate?

Go to Step 3

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

3

  1. Install a scan tool.
  2. With a scan tool, observe the Engine Oil Life Remaining parameter in the PCM Engine Data 3 data list.

Does the Engine Oil Life Remaining parameter display 0%?

Go to Step 4

Go to Step 5

4

Reset the engine oil life. Refer to GM Oil Life System Resetting in Maintenance and Lubrication.

Does the CHANGE ENGINE OIL indicator turn off?

Go to Step 6

Go to Step 5

5

Important: Program the replacement IPC.

Replace the IPC. Refer to Instrument Cluster Replacement .

Did you complete the replacement?

Go to Step 6

--

6

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2