2024 Chevy Duramax Diesel Exhaust Fluid Change. I got this message on my way to work this morning, it popped up with 500 miles def range. Enter your engine rpo (lm2 or lz0) to see detailed fluid capacities and specifications.

If you’re driving a 2024 duramax and want to ensure your diesel exhaust fluid (def) is at the right level, you’re in the right place! Follow these maintenance tips to ensure you can get all the benefits of a durable duramax diesel engine.