2010 Chrysler Town & Country Owner Manual - Page 443

442 MAINTAINING YOUR VEHICLE American Petroleum Institute (API) Engine Oil Identification Symbol This symbol means that the oil has Overfilling or underfilling will cause oil aeration, or been certified by the American loss of oil pressure. This could damage your engine. Petroleum Institute (API). The manufacturer only recommends Change Engine Oil API Certified engine oils. The oil change indicator system will remind you that it is time to take your vehicle in for scheduled maintenance. Refer to "Maintenance Schedule" for further information. CAUTION! NOTE: Under no circumstances should oil change intervals exceed 6,000 miles (10 000 km) or six months, whichever occurs first. Engine Oil Selection For best performance and maximum protection under all types of operating conditions, the manufacturer only recommends engine oils that are API certified and meet the requirements of Chrysler Material Standard MS-6395. CAUTION! Do not use chemical flushes in your engine oil as the chemicals can damage your engine. Such damage is not covered by the New Vehicle Limited Warranty.