2011 GMC Savana 1500 Cargo Owner's Manual - Page 215

Driving and Operating WARNING (Continued) After driving through a large puddle of water or a car/vehicle wash, lightly apply the brake pedal until the brakes work normally. Flowing or rushing water creates strong forces. Driving through flowing water could cause the vehicle to be carried away. If this happens, you and other vehicle occupants could drown. Do not ignore police warnings and be very cautious about trying to drive through flowing water. 9-7 Hydroplaning Hydroplaning is dangerous. Water can build up under the vehicle's tires so they actually ride on the water. This can happen if the road is wet enough and you are going fast enough. When the vehicle is hydroplaning, it has little or no contact with the road. There is no hard and fast rule about hydroplaning. The best advice is to slow down when the road is wet. . Keep the windshield washer fluid reservoir filled. Have good tires with proper tread depth. See Tires on page 10‑52. Turn off cruise control. . . Highway Hypnosis Always be alert and pay attention to your surroundings while driving. If you become tired or sleepy, find a safe place to park the vehicle and rest. Other driving tips include: ... Other Rainy Weather Tips Besides slowing down, other wet weather driving tips include: ... Keep the vehicle well ventilated. Keep interior temperature cool. Keep your eyes moving - scan the road ahead and to the sides. Check the rearview mirror and vehicle instruments often. Allow extra following distance. Pass with caution. Keep windshield wiping equipment in good shape. .