1993 Cadillac DeVille Owner's Manual - Page 219

Then here are some tips: Make sure your vehicle is wellventilated, with a comfortably cool interior. Keep your eyes moving. Scan the road ahead and to the sides. Check your rearview mirrors frequently and your instruments from time to time. This can help you avoid a fixed stare. Wear good sunglasses in bright light. Glare can cause drowsiness. But don't wear sunglasses at night. They will drastically reduce your overall vision at thevery time you need all the seeing power you have. 0 If you get sleepy, pulloff the road into a rest, service, or parking area and take a nap, get some exercise, or both. For safety, treat drowsiness on thehighway as an emergency. As in any driving situation, keeppace with traffic and allow adequate following distances. HILL AND MOUNTMN ROADS Driving on steephills or mountains is different from driving inflat or rolling terrain.