No you can not use gas engine oil in diesel engine oil because processing of diesel engine is different from gas engine oil. If you use this then it damage your vehicles.
Yes, you can. It is even sold as a Synthetic Blend.
5w30 synthetic diesel engine oil.
Gas: 5W30 synthetic, gasoline-rated oil. Diesel: 5W40 synthetic, diesel-rated oil.
There are available many semi- and fully-synthetic oils which are formulated for diesel engines.
5w30 or 5w40 synthetic diesel engine oil
13 quarts of 5w40 synthetic diesel engine oil.
5w30w full synthetic diesel oil
5w30 or 5w40 synthetic diesel engine oil
Check your manual. It will call for a synthetic diesel oil in either 5w30 or 5w40.Check your manual. It will call for a synthetic diesel oil in either 5w30 or 5w40.
5w30 or 5w40 synthetic diesel engine oil
5w30 or 5w40 synthetic diesel engine oil