1998 Pontiac Sunfire Owner's Manual - Page 187

Driving Through Deep Standing Water City Driving If you drive too quickly through deep puddles or standing water, water can come in through your engine's air intake and badly damage your is engine. Never drive through water thatslightly of lower than the underbody your vehicle.If you can't avoid deep puddles or standing water, drive through them very slowly. Some Other Rainy WeatherTips 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. Have good tires with proper tread depth. (See "Tires" in theIndex.) One of the biggest problems with city streets is the amount of traffic on them. You'll want to watch out for what the other drivers are doing and pay attention to traffic signals.