1997 Chevrolet Astro Owner's Manual - Page 141

If you experience one or more of these conditions, change the fuel brand you use. It will require at least one full tank of the proper fuel turn the light off. to If none of the above steps have made the lightturn off, have your dealer or qualified service center check the vehicle. Your dealer has the proper test equipment and diagnostic tools to fix any mechanical or electrical problems that may have developed. A reading in the low pressure zone may be caused by a dangerously low oil level or otherproblems causing low oil pressure. I Don't keep driving if the oil pressure is low. If you do, your engine can become hot that it so catches fire.You or others could beburned. Check your oil soon as possible and have your as vehicle Oil Pressure Gage The oil pressure gage shows serviced. the engine oil pressure in psi (pounds per square inch) when the engine is running. 1 NOTICE: Damage to your enginefrom neglected oil problems can be costlyand is not covered by your warranty. Canadian vehicles indicate pressure kPa (kilopascals). in Oil pressure may vary with engine speed, outside temperature and oil viscosity, but readings above the low pressure zone indicate the normal operating range. 2-67