2024 Chevy Duramax Diesel Exhaust Fluid Change Interval

2024 Chevy Duramax Diesel Exhaust Fluid Change Interval. This is the first time i got a def message on the 2024, but i remember my 2020 would first come with a 1000 mile message. If you don’t hit the mileage requirements, check your owner’s manual for the specific time period in which you should.

Regularly changing your transmission fluid is essential to keep your 6.6 duramax running smoothly. When choosing the best diesel exhaust fluid (def) for a duramax engine, there are several key factors to consider.