Duramax Diesel Exhaust Fluid 2024

Duramax Diesel Exhaust Fluid 2024. Enter your engine rpo (lb7, lly, lbz, lmm, lml, l5p) to see detailed fluid capacities and. It lowers emissions by converting harmful nitrogen oxide (nox) gases into nitrogen and water vapor.

Is there a way to check the level of def fluid remaining in the tank or do you just have to rely on the info center? Diesel exhaust fluid (def) plays an important role in reducing emissions from modern diesel engines.