LOW OIL PRESSURE Indicator
WARNING: This page is about a different car, the 2002 Chevrolet Monte Carlo, 2002 Chevrolet Impala, 2001 Chevrolet Monte Carlo, and 2001 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Instrument Panel Cluster (IPC) receives a class 2 message from PCM requesting illumination and illuminates LOW OIL PRESSURE indicator in message center when PCM detects low oil pressure (signal circuit is high). IPC sends a class 2 message to radio in order to activate a continuous audible warning.