2025 Sierra Denali Oil Change Timing Belt

2025 Sierra Denali Oil Change Timing Belt. That’s also the gmc sierra hd oil change interval with full synthetic acdelco dexos1 or dexosd motor oil. I've had my 2025 sierra 2500hd for a fairly short time and only have 470 miles on it, yet the oil life indicator already reads at 77%.

It’ll give you details about how much of each fluid or oil you need for your 3.0l lm2 duramax. Took my truck into the dealer today for the first oil change that gm pays for.