Circuit/System Testing
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
With the engine idling, install a scan tool and observe the Engine Oil Pressure Sensor parameter.
- If the Engine Oil Pressure Sensor parameter is not within the range of 0.7 volts - 2.5 volts, replace the EOP sensor.