Check Gages

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

The IPC illuminates the CHECK GAGES indicator under the following conditions:

The engine coolant temperature exceeds 125°C (257°F). The IPC receives a class 2 message from the PCM indicating the engine coolant temperature.
The engine oil pressure is low. The IPC receives a class 2 message from the PCM indicating the engine oil pressure.
The IPC has not been programmed after an IPC replacement. Refer to Instrument Panel Cluster (IPC) Programming/Synchronization .