On higher-mileage vehicles, engine oil leaks from the valve covers and front crankshaft seal are common.Google+
Car Problem Reports
Chrysler Concorde Oil Leaks at Valve Covers/Front Crankshaft Seals are Common on High Mileage Vehicles
Chrysler Concorde Problem
Engines Affected: 3.3L V6, 3.5L V6
Average Mileage: 103,500 mi (7,500 mi - 216,000 mi)
Haven't got it fixed, but engine is leaking oil.
Front crankshaft leak.
Visitor, 1996 Chrysler Concorde, 3.3L V6, 50,000 mi
the car developed a valve cover leak at about 50,000 miles. I replaced the gaskets and at 82,000 miles that's the only leak the engine has ever had