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Oil Condition Monitoring

Posts Tagged ‘GM

GM ditches the 3,000 mile oil change…

May 27, 2009

… something that IntelliStick did two years ago. This American car maker may be in trouble, but GM does have at least one thing right. As part of their corporate responsibility “environmental commitment” GM posted this story on their web site about how 3,000 miles isn’t always the best time to change your oil. GM […]

Is Re-refined Oil as Good as the Original?

August 20, 2008

The answer is “Yes”. Lubricating oil doesn’t wear out, but it does get dirty and loses its protective additives. Once contaminants are removed and a fresh additive package is added, it takes on a new life. Test after test has proved there is no difference in quality between re-refined oil and virgin oil. Re-refined oil products are subjected […]

What Onboard Algorithms Don’t Tell You About Your Oil

July 7, 2008

While some of today’s onboard sensors are more sophisticated than their predecessors (which only use engine RPMs to determine when to change oil), they still use an algorithm – not actual oil condition – to determine oil change intervals. Check out this posting from AOL Autos for an explanation of GM’s oil sensor technology: http://autos.aol.com/article/auto-repair/_a/is-the-3000-mile-oil-change-a-thing-of/20080210161809990001 Algorithms can […]