1993 GMC Safari Owner's Manual - Page 160

Your Driving and the Road . ' A CANOEING SWIMMING AM402006 BROWN signspointoutrecreationareasorpoints interest. of historic or cultural Shape of Road Signs Theshape of thesignwill tell you something,too. A a u A AM40204 AnOCTAGONAL (eight-sided)signmeans STOP. It isalwaysredwithwhite letters. v AM40200 ADIAMOND-shaped sign is awarning of somethingahead-forexample, soft shoulder, oranarrow end of adivided highway,acurve,steephill, bridge. the 4-4