Apr 28, 2023 · Web link. Saw the following on the GM Dexos website: “Please note: GM dexos 2 is being discontinued in 2025 and replaced by GM dexos D and GM dexos R. Vehicles …

Dec 30, 2005 · This is just mind blowing. GM admitting this. Dexos R getting full-saps Euro FS and X4 approvals in the blink of an eye. Wow now we’re gonna be trying to decide what’s best …

Jan 14, 2024 · You can use non-Dexos oil in a vehicle that calls for Dexos, however if you have an engine failure while under warranty they can in fact deny the warranty claim, some of the …

Jul 19, 2022 · Dexos isn't a ingredient, it's an approval rating where gm makes money every time a qt is sold.,, The math works out to $0.0005 a quart for the Dexos licensing fee. Meanwhile, …

Dec 13, 2024 · This is the first two oil analyses I've done on my 2024 GMC Sierra Duramax 3.0L LZ0 engine. Both times I've replaced the oil and filter with the ACDelco Dexos D 0W-20 oil and …

Jan 24, 2009 · Basically Dexos is a good quality standard, but you can make other good quality 5W30 oils that don’t pass Dexos because they are formulated to be good in different ways. …

May 24, 2023 · Use a Dexos 1 Gen 3 certified oil like @ARCowboy said, and don’t buy Amazon or cheap oils. You really want good additives. The additives are going to make a significant …

Aug 20, 2003 · The manual calls for Dexos D 0w-20, which @High Performance Lubricants graciously made for me. Initially I was a bit concerned about the oil volatility because I have …

Mar 28, 2010 · The dexos specification is exclusive to General Motors, and any oil carrying the dexos logo is suitable for meeting GM warranty requirements. To meet the dexos …

Aug 30, 2004 · We are more than six months past the first license date of Dexos 1 Gen 3 (9/1/21) and the list of approved oils remains relatively short. Most notably, all flavors of Mobil 1 are …