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Short Trips
Are More Frequent Oil Changes Required in Humid Locations?
On a previous question regarding the possible need to change Mobil 1 Extended Performance more frequently based on driving conditions, you referenced the results of the Las Vegas taxi test, which sugg...
Under the circumstances you described, Mobil 1 Extended Performance will still provide the outstanding protection of the Mobil 1 family of products.  You can keep changing the oil every 15,000 miles o...
Motor Oil Has Turned Dark and Milky
After about 1100 miles of use with Mobil 1™ full synthetic, my oil turns dark and has a milky like consistency. I have consulted many of my friends who say the same happens to them. Is this a problem ...
We are not aware of this issue unless you are making multiple short trips and never fully warming up the car.  If this is the case, we recommend a 20-minute drive on a freeway or interstate to drive o...
Are Chances of Contamination Increased with Longer Change Intervals
I have always used Mobil 1 synthetic oil, but I would like to know the difference between it and Mobil 1 Extended Performance. Also, I have read that contamination (such as moisture build up from shor...
The build up of moisture and incompletely burned fuel is typical of short trip driving and can lead to the formation of acids in the engine oil. In fact, continuous stop and go driving can be relative...
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