2014 Dodge Durango Owner Manual - Page 582

580 MAINTAINING YOUR VEHICLE for any accumulation of bugs, leaves, etc. If dirty, clean by Cooling System - Drain, Flush And Refill gently spraying water from a garden hose vertically If the engine coolant (antifreeze) is dirty or contains down the face of the condenser. visible sediment, have an authorized dealer clean and Check the engine cooling system hoses for brittle rubber, flush with OAT coolant (antifreeze) (conforming to MScracking, tears, cuts, and tightness of the connection at 12106). the coolant recovery bottle and radiator. Inspect the Refer to the "Maintenance Schedule" for the proper entire system for leaks. maintenance intervals. With the engine at normal operating temperature (but not running), check the cooling system pressure cap for proper vacuum sealing by draining a small amount of engine coolant (antifreeze) from the radiator drain cock. If the cap is sealing properly, the engine coolant (antifreeze) will begin to drain from the coolant recovery bottle. DO NOT REMOVE THE COOLANT PRESSURE CAP WHEN THE COOLING SYSTEM IS HOT. NOTE: Some vehicles require special tools to add coolant properly. Failure to fill these systems properly could lead to severe internal engine damage. If any coolant is needed to be added to the system please contact your local authorized dealer. Selection Of Coolant Refer to "Fluids, Lubricants, and Genuine Parts" in "Maintaining Your Vehicle" for further information.