Waterloo Automotive

In our last post, we explored the first two oil change myths that you may have heard: that dark engine oil is dirty and requires immediate changing, and that the W in 10W-30 engine oil stands for weight. Now for the final three misconceptions about engine oil! Engine Oil Change Myths, Part 2 You Need to Change Your Oil Every 3,000 Miles Somehow, the 3,000 mile myth got started, and it’s still circulating today. According to this oil change myth, after 3,000 miles your St. Louis| Engine Oil Change Myths, Part 2engine would start filling with sludge, decreasing your vehicle’s performance and leaving the engine’s moving parts at a higher risk for damage. Despite the rumor’s persistence, it simply isn’t true any longer. Perhaps this was once the case, but the invention of modern engine oil has rendered the 3,000 rule irrelevant. Engine oil now has better viscosity — this coupled with improvements to automobile engineering overall ensur ... read more

Most car owners know that their vehicles will require an oil change to keep everything running smoothly, lubricate the engine, protect the engine from rust and corrosion, and eliminate sludge. Whether the owner understands how, when, and other details about the oil change depends on how much they know about engine oil. As St. Louis auto service experts, we’ve heard it all over the years. We’re here to set the record straight about the engine oil and oil change myths that our customers often ask about. Here are two oil change myths you might have heard — stay tuned for the final three next week! Common Oil Change Myths Dark Engine Oil is Dirty & Must Be Changed Sludge buildup in an engine is a concern for any driver, as it can dramatically affect your car’s performance. But using the dipstick to check the engine oil color is not the best indicator of sludge buildup, despite the oil change myth that says it is. When your engine oil darkens, it ... read more