1999 Buick Riviera Owner's Manual - Page 188

yellowblue D Stay in your own lane when driving on two-lane CAUTION: Coasting downhill in NEUTRAL (N) or with the ignition off is dangerous. Your brakes will have to do all the work of slowing down. They could get so hot that they wouldn't work well. You would then have poor braking or even none going down a hill. You could crash. Always have your engine running and your vehicle in gear when you go downhill. roads in hills or mountains. Don't swing wide or cut across the center of the road. Drive at speeds that let you stay in your own lane. could be something in your lane, like a stalled car or an accident. special problems. Examples are long grades, passing or no-passing zones, a falling rocks area or winding roads. Be alert to these and take appropriate action. D As you go over the top of a hill, be alert. There D You may see highway signs on mountains that warn of D Know how to go uphill. Drive in the highest gear possible. 4-24