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ENGINE OIL CHANGE Change engine oil at mileage and time intervals described in the Maintenance Schedule. This infor- TO CHANGE ENGINE OIL Run engine until achieving normal operating tem- perature. (1) Position the vehicle on a level surface and turn engine off. (2) Hoist vehicle. drain. (5) Remove drain plug from crankcase and allow oil to drain into pan. Inspect drain plug threads for (6) Install drain plug in crankcase. CATION/OIL FILTER - REMOVAL). (8) Lower vehicle and fill crankcase with specified type (Refer to LUBRICATION & MAINTENANCE/ (9) Install oil fill cap. OIL FILTER REMOVAL All engines are equipped with a high quality full- flow, disposable type oil filter. DaimlerChrysler Cor- t or equivalent oil filter be used. (1) Position a drain pan under the oil filter. it from the cylinder block oil filter boss (Fig. 62). (4) When filter separates from adapter nipple, tip gasket end upward to minimize oil spill. Remove fil- (5) With a wiping cloth, clean the gasket sealing surface (Fig. 70) of oil and grime. (6) Install new filter (Refer to 9 - ENGINE/LUBRI- CATION/OIL FILTER - INSTALLATION). INSTALLATION (1) Lightly lubricate oil filter gasket with engine oil or chassis grease. (2) Thread filter onto adapter nipple. When gasket makes contact with sealing surface, (Fig. 63) hand (3) Add oil (Refer to 9 - ENGINE/LUBRICATION/ OIL - STANDARD PROCEDURE). OIL PAN REMOVAL (1) Disconnect the negative cable from the battery. cushion through-bolt nut and raise the engine (8) Remove the one-piece gasket. CLEANING Clean the block and pan gasket surfaces. main cap oil pan gasket groove. DO NOT remove Fig. 62 Oil Filter Removal—Typical 1 - ENGINE OIL FILTER Fig. 63 Oil Filter Sealing Surface—Typical 1 - SEALING SURFACE 9 - 112 ENGINE 3.9L AN OIL (Continued) |