What is the difference between Dexos 1 Gen 2 and Dexos 2?

LSPI affects smaller turbocharged engines that are prone to deposits and pre-ignition problems. Although most vehicles are approved to use Gen 1, the new Gen 2 edition offers more advanced engine protection capabilities not found in Gen 1 oils.

What’s the difference between Dexos and Dexos?

Dexos 1 is purely formulated for gasoline engines and is mainly used in North America and Asian countries. Dexos 2, on the other hand, serves both diesel and gasoline engines in the European region. Finally, Dexos D is ideal for light-duty diesel engines that need oils with a 0W- 20 viscosity across the globe.

Is Dexos 2 backwards compatible?

The dexos 2 standard is backwards compatible with the GM approvals GM-LL-A-025 and GM-LL-B-025 valid until 2010, meaning that engine oil of the dexos 2 standard can be used in practically all Opel models for which the dexos 1 approval is not explicitly required.

What year did Chevy start using Dexos?

“The dexos specification was developed in 2007 and the first GM vehicles started using dexos approved oils in 2009,” said Eric Johnson, GM lubricants engineer, General Motors.

What is GM LL B 025?

The Genral Motors LL-B-025 is for extended oil change intervals up to 30,000 km or 2 years and improved fuel economy in petrol engines. Exceeds ACEA B3/B4. Now superseded by the GM.

What happens if you don’t use Dexos?

Using non-Dexos oil for engines that are officially required to use Dexos voids your warranty, and if you have to use the vehicle manufacturer’s oil only. Not using Dexos oil for engines that are officially required to use Dexos voids your warranty.

Is full synthetic oil the same as Dexos?

Most synthetics are Dexos and there are non synthetics that are also Dexos certified. All things being equal, I think it is likely that high quality synthetics are superior to any “mineral” oils in terms of resisting heat breakdown and reducing wear.

What oil does GM dealers use in Duramax?

The Duramax manufacturers recommend 15W-40 grade engine oils for their viscosity.