2015 Jeep Grand Cherokee Owner Manual Supplement - Page 91
2015 Jeep Grand Cherokee Manual
Page 91 highlights
MAINTAINING YOUR VEHICLE 89 spraying water from a garden hose vertically down the Cooling System - Drain Flush And Refill face of the A/C condenser (if equipped) or the back of the If the engine coolant (antifreeze) is dirty or contains a radiator core. considerable amount of sediment, clean and flush with a Check the engine cooling system hoses for brittle rubber, reliable cooling system cleaner. Follow with a thorough cracking, tears, cuts and tightness of the connection at the rinsing to remove all deposits and chemicals. Properly coolant recovery bottle and radiator. Inspect the entire dispose of old engine coolant (antifreeze). system for leaks. Refer to the "Maintenance Schedule" for the proper 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. The radiator drain cock is located in the lower radiator tank. If the cap is sealing properly, the engine coolant (antifreeze) will begin to drain from the coolant expansion bottle. DO NOT REMOVE THE COOLANT PRESSURE CAP WHEN THE COOLING SYSTEM IS HOT. maintenance intervals. Selection Of Coolant Refer to "Fluids, Lubricants, and Genuine Parts" in "Maintaining Your Vehicle" for further information. 5