1993 GMC Safari Owner's Manual - Page 116

Features & Contmls Warninglightsgoonwhentheremaybeorisaproblemwithoneofyour vehicle'sfunctions. As youwillsee in thedetailsonthenextfewpages, somewarninglightscomeonbrieflywhenyouturntheignitionkeyjusttolet If youarefamiliarwiththissection,youshouldnot youknowthey'reworking. bealarmedwhenthishappens. Gagescanindicatewhentheremaybeorisaproblemwithone ofyour vehicle'sfunctions.Oftengagesandwarninglightsworktogethertoletyou knowwhenthere'saproblemwithyourvehicle. Whenoneofthewarninglightscomesonandstaysonwhenyouare driving,orwhenone of thegagesshowstheremaybeaproblem,checkthe sectionthattellsyou whatto do about it. Pleasefollowthemanual'sadvice. So pleasegetto Waitingto do repairscanbecostly-andevendangerous. knowyourwarninglightsandgages.They'reabighelp. Brake System Warning Light Cluster Digifal Cluster Sfandard 8RAKE PO641 Your vehicle'shydraulicbrakesystemisdividedintotwoparts. If onepart For goodbraking, isn'tworking,theotherpartcanstillworkandstopyou. though,youneedbothpartsworkingwell. If thewarninglightgoeson,therecouldbeabrakeproblem.Haveyour brakesysteminspectedrightaway. Thislightshouldcome on asyoustartthevehicle. then,have it fixed so it will be readytowarnyou If it doesn'tcomeon if there'saproblem. 2-58