GM Service Manual Online
For 1990-2009 cars only

Diagnostic Aids

Refer to Instrument Cluster Description and Operation in order to determine if the condition described by the customer concerning the season and trip odometers is normal operation.

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

  1. Turn the ignition ON, with the engine OFF.
  2. Press the trip odometer reset switch.

Does the odometer toggle between the season odometer, the trip odometer, and the hourmeter?

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

Go to Step 3

3

Replace the IPC. Refer to Instrument Cluster Replacement .

Did you complete the replacement?

Go to Step 4

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4

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2