2009 Chrysler PT Cruiser Owner Manual - Page 319

MAINTAINING YOUR VEHICLE 317 Materials Added to Engine Oils The manufacturer strongly recommends against the addition of any additives (other than leak detection dyes) to the engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives. Disposing of Used Engine Oil and Oil Filters Care should be taken in disposing of used engine oil and oil filters from your vehicle. Used oil and oil filters, indiscriminately discarded, can present a problem to the environment. Contact your authorized dealer, service station, or governmental agency for advice on how and where they can be safely discarded in your area. Engine Oil Filter The engine oil filter should be replaced at every engine oil change. Engine Oil Filter Selection This engine has a full-flow type disposable oil filter. Use a filter of this type for replacement. The quality of replacement filters varies considerably. Only high-quality filters should be used to assure most efficient service. MOPAR௡ engine oil filters are high-quality oil filters and are recommended. Engine Air Cleaner Filter Under normal driving conditions, replace the filter at the intervals shown on "Maintenance Schedule A". If, however, you drive the vehicle frequently under dusty or severe conditions, the filter element should be inspected periodically and replaced if necessary at the intervals shown on "Maintenance Schedule B". NOTE: For vehicles with a Turbo engine, a small amount of oil accumulation in the air cleaner box is normal. The amount will depend on driving style. The air 7