2003 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 202

Oil Pressure Gage A reading in the low pressure zone may be caused by a dangerously lowoil level or some otherproblem causing low oil pressure. Check your as soon as possible. See oil Oil Pressure Low under DIC Warningsand Messages on page 3- and h g i n e Oil on page 5- 17. I United States Canada Don't keep driving if the oil pressure is low. If you do, your engine can becomeso hot that it catches fire. You or others could be burned. Check your oil as soon as possible and have your vehicle serviced. Notice: Damage to your engine from neglected oil problems can be costly and is not covered by your warranty. The oil pressure gage shows the engine oil pressure in psi (pounds per square inch) when the engine is running. Canadian vehicles indicate pressure in kPa (kilopascals). Oil pressure may vary with engine speed, outside temperature and oil viscosity, but readings above the low pressure zone indicate the normal operating range. 3-47