1993 GMC Safari Owner's Manual - Page 119
1993 GMC Safari Manual
Page 119 highlights
Malfunction Indicator Lamp (SERVICE ENGINE SOON Light) Standard Cluster Cluster Digital SERVICE ENGINE SOON A computermonitorsoperation of yourfuel,ignitionandemissioncontrols is system.Thislightshouldcomeonwhentheignitionison,buttheengine notrunning,as a checktoshowyou it isworking. If it does not comeonat all, haveitfixedrightaway. If itstays on, or it comesonwhileyouare driving,thecomputer is indicatingthatyouhave a problem. You shouldtake your vehicle in for service soon. Thislightisontherighthandside of yourstandardcluster. digitalcluster, it is onthelefthandside. If youhavethe 2-61
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