D 350 Pickup L6-359 5.9L DSL (1989)
Oil Filter: Service and Repair
LUBRICATING OIL AND FILTER - CHANGE
WARNING: Hot oil can cause personal injury.
Operate the engine until the water temperature reaches 60°C [140°F]. Shut the engine off. Remove the oil drain plug.
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Use a container that can hold at least 14 liters [15 U.S. quarts] to hold the used oil.
Always check the condition of the used oil. This can give you an indication of some engine problems that might exist.
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Thin, black oil indicates fuel dilution.
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Milky discoloration indicates coolant dilution.
Clean the area around the lubricating oil filter head. Remove the filter using a 90-95mm filter wrench.
Clean the gasket surface of the filter head. The filter canister 0-ring seal can stick on the filter head. Make sure it is removed.
