1993 Pontiac Grand Am Owner's Manual - Page 125

'Your Driving and the Road KEEP RIGHT LEFT OR THROUGH RIGHT TURN ONLY Shape of Road Signs (CONI) Rectangular (square or oblong) signs show speed limits, parking regulations, give directions, and such information as distances to cities. Symbols on Road Signs Traffic lights There are many international road signs I We're all familiar with traffic lights or stop lights. Often green arrows are being in use today. used in the lights for improved traffic control. On some multilane roads, green arrows light up, indicating that traffic in one or more lanes can move or make a turn. Green arrows don't mean "gono matter what." You'll still need to proceed with caution, yielding the right of way to pedestrians and sometimes to other vehicles. Some trafficlights also use red arrows to signify that you must stop before turning on red. NO U TURN NO PARKING NO BICYCLES The basic messageof many of these signs is in pictures or graphic symbols. A picture within a circle with a diagonal line across it shows what not to do.