GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

2

  1. Turn OFF the ignition.
  2. Turn ON the ignition, with the engine OFF.
  3. Observe the low tire pressure indicator on the instrument panel cluster (IPC) during bulb check.

Does the indicator illuminate during bulb check and then turn OFF?

Go to Testing for Intermittent Conditions and Poor Connections

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