2014 Chevrolet Camaro Owner Manual - Page 230

9-34 Driving and Operating Vehicles equipped with a Head-Up Display (HUD) may also have shift timing lights across the top of the display. As you approach a shift point, the rows of lights grow closer together. The transmission should be shifted before the lights come together in the middle of the display. If the lights begin flashing, you have exceeded the shift point. Shift immediately. See Driver Information Center (DIC) on page 5-25 and Head-Up Display (HUD) on page 5-28. After shifting to 4 (Fourth), you may downshift to a lower gear if you prefer. { Caution Forcing the shift lever into any gear except 4 (Fourth) when the 1 - 4 SHIFT message comes on may damage the transmission. Shift only from 1 (First) to 4 (Fourth) when the message comes on. This message will come on when: . English Metric The engine coolant temperature is higher than 76°C (169°F). The vehicle is accelerating from a stop and going 24 to 31 km/h (15 to 19 mph). The vehicle is at 21 percent throttle or less. . .