1993 Buick Regal Owner's Manual - Page 156

more islow. It can happen if a lot of water is standing on theroad. If you can see reflections from trees, telephone poles, or othervehicles, and raindrops "dimple" the water's surface, therecould be hydroplaning. Hydroplaning usually happens athigher speeds. There just isn't a hard and fast rule about hydroplaning. The best advice isto slow down when it is raining, and be careful. 0 Have good tires with proper tread depth. (See "Tires" in the Index.) Driving in Fog, Mist and Haze Some Other Rainy Weather Tips a Turn on your headlights -- not just your parking lights -- to help makeyou more visible to others. a Look for hard-to-see vehicles coming from behind. You may want to use your headlights even in daytime if it's raining hard. 0 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 prepared to have your view restricted by road spray. If the road spray is so heavy you are actually blinded, drop back. Don't pass until conditions improve. Going more slowly is better than having an accident. Use your defogger if it helps. 0 Fog can occur with high humidity or heavy frost. It can be so mild that you can see through it for several hundred feet (meters). Or it might be so thick that you can see only a few feet (meters) ahead.It may come suddenly to an otherwise clearroad. And it can be a major hazard. 154