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 | 02/21/2010 | |  | ExxonMobil does extensive field testing in extremely challenging environments. In the course of this testing we do extensive oil analysis and, at intermediate and at the end of the test, a full engine... |
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 | 06/25/2008 | |  | Yes, Mobil 1 High Mileage can help to clean up a badly sludged engine but it will require short oil and filter change intervals as the clean-up proceeds. Keep in mind that hard carbonous and lacquer t... |
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 | 05/12/2008 | |  | Mobil 1 High Mileage will help to clean up sludge and other deposits by carrying it in suspension. Mobil 1 is formulated with a strong detergent/dispersant additive system, which disperses and agglome... |
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 | 12/14/2007 | |  | Mobil 1 is a strong product and has demonstrated clean-up of deposits in certain applications but in most cases clean-up is most evident in the reducing of sludge and other softer deposits. In general... |
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 | 09/14/2006 | |  | You do not need to flush your engine prior to converting to Mobil 1 fully synthetic oil. However, if your vehicle has been poorly maintained, ExxonMobil suggests a relatively short first oil change in... |
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