Regular maintenance according to manufacturer specifications is the only way to ensure the oil continues to protect your investment and deliver optimal performance mile after mile. Traditionally, oil changes were recommended every 3,000 miles; however, modern synthetic oils often allow for intervals of 7,500 to 10,000 miles.
Following Manufacturer Recommendations for Engine Oil Freshness
Operating a vehicle with stale oil puts immense stress on the engine. Dark, gritty appearance: Fresh oil is amber and translucent; old oil turns dark brown or black and feels gritty to the touch.
Unusual engine noise: Increased friction from dirty oil can cause knocking or tapping sounds, particularly on startup. Check engine or oil pressure light: Modern vehicles monitor viscosity; a triggered light often indicates the oil has broken down.
Following Your Manufacturer’s Oil Change Schedule
Manufacturer Recommendations The most reliable method for determining if your engine oil has gone bad is to adhere to the schedule provided by the vehicle manufacturer. A common question among vehicle owners is whether this vital fluid can actually go bad.
More About Can engine oil go bad
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