2006 Dodge Stratus Owner Manual Sedan - Page 213

MAINTAINING YOUR VEHICLE 213 Engine Oil Viscosity (SAE Grade) Lubricants which do not have both, the engine oil certification mark and the correct SAE viscosity grade number should not be used. Synthetic Engine Oils You may use synthetic engine oils provided that the recommended oil quality requirements are met and the recommended maintenance intervals for oil and filter changes are followed. Materials Added To Engine Oils The manufacturer strongly recommends against the addition of any additives (other than leak detection dyes) to engine oil. Engine oil is an engineered product and it's performance may be impaired by supplemental additives. Engine Oil Fill Cap 7 SAE 5W-20 and SAE 5W-30 engine oils are recommended for all operating temperatures. These engine oils are designed to improve low temperature starting and vehicle fuel economy. Refer to the engine oil filler cap for the preferred engine oil viscosity grade for each vehicle. CAUTION! If Flexible Fuel engine oil is not used when using E-85, engine wear may be increased significantly.