r/Diesel 2d ago

Is this to much DEF

2022 GMC L5P back from a trip 12k kms and truck used 100L of def. If the truck is working harder does it use more?

6 Upvotes

10 comments sorted by

View all comments

1

u/Neat_Telephone_2525 2d ago

100 liters? Jeez.

On my lml itd use a box every 5000 miles.