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Trucks
DateQuestionAnswer
04/02/2012
Can Synthetic ATF be Used in a Single Speed Transfer Case?
Can I use a full synthetic in my single speed T-case? I have a ‘06 Denali, and I am curious if a full synthetic is a good idea knowing that there are clutch packs in it. My owner’s manual says Dexron ...
Mobil 1™ Synthetic ATF exceeds Dexron III requirements and should provide excellent performance in your transfer case
04/01/2012
Does Mobil 1™ Turbo Diesel Truck Meet Ford WSS-M2C171-D?
Your documentation on the Turbo Diesel Oil does not indicate that it meets FORD WSS-M2C171D. What are the performance and spec differences that might cause the oil not to meet the FORD spec?
We suggest you look for our line of synthetic oils formulated for hard-working diesel engines – Mobil Delvac 1™. Mobil Delvac 1 ESP 5W-40 diesel engine oil is fully approved against Ford WSS-M2C171-D.
01/12/2012
What Causes Moisture on the Oil Fill Cap?
Moisture under the oil filler cap; there are drops but it’s not creamy looking. This is from a 5.7 Dodge Ram 4x4 and my neighbor has the same engine in his truck with the same problem. Another friend ...
Without more detailed knowledge of your situation and vehicle operation, the most likely cause for this condensation is air humidity, which then condenses under the fill cap.  Water may be making its ...
10/25/2010
Will Switching to Mobil 1 Improve the Pressure in a Older Pickup?
I bought a 1982 GMC S10 with 65,000 actual miles that had been sitting for 9 years. After using Mobil 1, the oil got very dirty very fast. I fear the original owner never changed the oil. (It still ha...
We would certainly recommend giving Mobil 1 another try.  Mobil 1 is specially formulated with advanced cleaning additives to protect engine parts. It is entirely possible that Mobil 1 was doing what ...
08/22/2010
Is Mobil 1 Synthetic ATF Correct for a Toyota Tacoma?
My 2001 Toyota Tacoma 4x4 automatic transmission according to the manufacturer requires (ATF D-II or DEXRON III (DEXRON II)). I'm an aircraft mechanic and I've used Mobil 1 synthetics in all my vehicl...
We would expect Mobil 1 Synthetic ATF to help in this application.  Mobil 1 Synthetic ATF meets the requirements of Dexron II, IID, IIE, IIIG and IIIH. In addition, Mobil 1 Synthetic ATF will flow at ...
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