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Ask Mobil Archive -
Oil Burn-off
DateQuestionAnswer
10/07/2009
Is Burning Motor Oil a Prelude to Engine Failure?
My 1997 Honda Accord is burning oil... does this mean that my engine will die? The local tech guy told me to switch to 20W-50 since the oil is thicker and it won't burn as much. Please, someone help m...
If your vehicle is burning oil it means there's probably a maintenance issue like worn piston rings, bad valve stem seals or other issues. The most important thing to do at this time is to make sure y...
01/10/2008
Will Switching to Mobil 1 High Mileage Decrease Burn-off in a Performance Car?
I have a '95 Saturn SL2 that I Autocross with 200,000 miles on it. Since I've had the car it's burned about 2-3 quarts every 3,000 miles, I use Rotella syn 5w-40. Recently I have started to burn more ...
The best way to improve oil burn-off is to switch to a higher viscosity grade. Either Mobil 1 15W-50 or Mobil 1 High Mileage 10W-40 would be the right way to go. If you think some of your oil loss may...
12/19/2007
Is a 15W-50 Oil Too Thick for Cold Temperatures, and Would Mixing with 0W-40 be Better?
I have a supercharged 2001 BMW 330ci with 107,000 miles on it. It has always burned oil, even when new. Now, however, it burns a quart in only 650 miles. I was told I should have been using 15W-50 syn...
New Jersey has cold enough winters that we recommend you continue to use 0W-40 at least in the winter. In the spring, summer and fall you can use Mobil 1 15W-50 and see if this improves your oil consu...
11/08/2006
Is Synthetic Oil Thinner than 'Regular' Oil?
I recently purchased a 1996 Dodge Ram 1500 pickup with a 360 gasoline V-8 with 115,000 miles on it. I noticed it is "losing" oil, none under the truck when parked, but the oil level keeps dropping. I ...
We would recommend switching to Mobil 1 High Mileage 10W-40 or Mobil 1 15W-50. Both of these oils can help to reduce oil burn-off.
08/20/2006
Will Mobil 1 Reduce Exhaust Smoke in Older Mileage Vehicles
Can synthetic oil such as Mobil 1 reduce or eliminate exhaust smoke from a high mileage/worn automobile gasoline engine?
Yes, exhaust smoke that is visible after the engine has had a chance to warm up can often be due to engine oil that is burned during the combustion process (a tell-tale sign of this is a blue tinge to...
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