1993 Buick Riviera Owner's Manual - Page 169

if the pressurein one or more is low. It can happen if a If lot of water is standing on the road. you can see reflections from trees, telephone poles, or other vehicles, and raindrops "dimple" the water's surface, there could be hydroplaning. Hydroplaning usually happens at higher speeds. There just isn't a hard and fast rule about hydroplaning. The best advice is to slow down whenis raining, and be. it careful. Driving in Fog, Mist and Haze I I I I Some Other .Rainy Weather Tips 0 0 0 0 0 Turn on your headlights not just your parking -lights -- to help make you more visible others. to Look for hard-to-see vehicles corning from behind. You may want to use your headlights even in daytime if it's raining hard. Besides slowing down, allow some extra following distance. And be especially careful when you pass another vehicle. Allow yourself more clear room ahead, and be preparedto have your view restricted by road spray. If the road spray is heavy you are so actually blinded, drop back. Don't pass until conditions improve. Going more slowly better is than havingan accident. Use your defogger it helps. if Have goodtires with proper tread depth. (See "Tires" in the Index.) Fog can occur with high humidity heavy frost.It can, or it be so mild that you can see through for several hundred feet (meters).Or it might be so thick that you can see onlya few feet (meters) ahead. It may come suddenly to an otherwise clear road. And can be a it major hazard. When you drive into a fog patch,your visibility will be reduced quickly. The biggest dangers striking the are vehicle aheador being struckby the one behind. Try to 167