2005 Chrysler Pacifica Owner Manual Touring - Page 301

MAINTAINING YOUR VEHICLE 301 Coolant Pressure Cap The coolant pressure cap must be fully tightened to prevent loss of coolant, and to insure that coolant will return to the coolant bottle from the overflow tank. The coolant pressure cap should be inspected and cleaned if there is any accumulation of foreign material on the sealing surfaces. WARNING! • The warning words "DO NOT OPEN HOT" on the coolant pressure cap are a safety precaution. Never add coolant to the cooling system when the engine is overheated. Do not loosen or remove the coolant pressure cap to cool an overheated engine. Heat causes pressure to build up in the cooling system. To prevent scalding or injury, do not remove the coolant pressure cap while the system is hot or under pressure. • Do not use a pressure cap other than the one specified for your vehicle. Personal injury or engine damage may result. Disposal of Used Engine Coolant Used ethylene glycol based engine coolant is a regulated substance requiring proper disposal. Check with your local authorities to determine the disposal rules for your 7