K 2500 Yukon 4WD V8-6.0L VIN U (2000)
Oil Level Sensor: Description and Operation
CHECK ENG OIL LEVEL
The Check ENG OIL LEVEL message is sent to the cluster as a class 2 serial data message from the VCM/PCM. The CHECK ENG OIL LEVEL
message will be added to the message center display when the VCM/PCM receives the engine oil level low input from the engine oil level switch.
