1993 Cadillac Eldorado Owner's Manual - Page 184

TRAFFIC LIGHTS I 7 I We're all familiar with traffic lights or stoplights. Often green arrows are being usedin 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"go no matterwhat." 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 signify that you must stop before to turning on red. 1 REVERSIBLE LANE ON MULTILANE ROADWAY