G 1500 1/2 Ton Van V8-5.7L VIN R (1996)
Oil Pressure Gauge: Testing and Inspection
Fig. 1 Oil Pressure Gauge Indicates Low Pressure When Oil Pressure Is Good Diagnosis.
Fig. 2 Oil Pressure Gauge Indicates High Pressure At All Times Diagnosis.
Fig. 3 Oil Pressure Gauge Is Inaccurate Diagnosis.
Tester J24538-A, or equivalent, must be used to diagnose oil pressure gauge malfunction.
When troubleshooting oil pressure gauge refer to Figs. 1 through 3 for diagnostic charts.