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Ask Mobil Archive -
Oil Change Intervals
DateQuestionAnswer
10/14/2010
Does Black Motor Oil Indicate Need for Shortened Oil Intervals?
I've been a constant user of Mobil 1 for the last 8+ years. First started using Mobil 1 on my 2002 Nissan Xterra with the supercharged 3.3 liter motor.  Now I currently use it on my 2008 Nissan Fronti...
Since one of the key engine oil tasks is to keep internal components clean and free from varnish and harmful deposits, when the oil is drained, the contaminants are removed with it, so it is normal fo...
08/04/2010
Do Oil Filters Wear Out Faster than the Motor Oil
I have been driving for 50 years. In the 50's and 60's I changed oil at 3,500-mile intervals. As oils got better, I extended the interval to 5,000 miles. I generally keep my cars for 100,000 plus mile...
Our recommendation is to always follow the oil change frequencies shown in your owner's manual; however, Mobil 1 is especially suitable for the latest vehicles with extended oil drain intervals. If yo...
04/16/2010
Conflicting Advice on Motor Oil Change Intervals
I use Mobil 1 synthetic in my Corvette, BMW, Ford F150, HD FLHTC, and my lawn equipment. I've researched the product and others, and remain loyal to Mobil 1. Why does Mobil, as well as other brands, f...
Oil change intervals can be as short as 3,000 miles or as long 15,000 miles on some new cars. We recommend that you follow the oil and filter change frequencies shown in your owner's manual, especiall...
06/02/2006
Oil Change Interval for Mobil 1 Turbo Diesel 5W-40 in a Dodge W2500 Pickup
I am considering using your turbo diesel synthetic motor oil in a 1996 Dodge W2500. How many miles can I go between changes; is it the same as the Rotella. If not, how many miles?
We recommend that you comply with your truck builder's maximum oil change interval when using Mobil 1 Turbo Diesel Truck 5W-40. This fully synthetic oil will provide outstanding protection.
06/09/2005
Recommended Oil Change Intervals for Mobil Motor Oils
You state that your oils are for 5,000, 7,500, 15,000 miles, but what are the months before a change is due?
We recommend a maximum of six months between oil changes for Mobil Clean 5000, Mobil Clean High Mileage and Mobil Clean 7500. On Mobil 1 Extended Performance, we recommend a maximum of one year betwee...
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