1993 Chevrolet Camaro Owner's Manual - Page 137
1993 Chevrolet Camaro Manual
Page 137 highlights
ST0 PI1 E HOS V YIELD BLUE signs with white letters show motorists' services. Shape of Road Signs The shape of the sign will tell you something, too. An OCTAGONAL (eight-sided) sign means STOP. It is always red with white letters. A TRIANGLE, pointed downward, indicates YIELD. It assigns the right-of-way to traffic on certain approaches to an intersection. I v CANOEING END DIVIDED HIGHWAY BROWN signs point out recreation areas or points of historic or cultural interest. A DIAMOND-shaped sign is a warning of something ahead - for example, the end of a divided highway, a curve, steep hill, soft shoulder, or a narrow bridge. A TRIANGULAR sign also is used on two-lane roads to indicate a NO PASSING ZONE. This sign will be on the left side of the roadway.