DEF Shelf Life!
Just a quick tip for those that are new to Diesels with all of the newer emission controls. DEF apparently has a shelf life and using anything other than DEF bought from the dealer may void your warr...
Forum Discussion
I choose to buy my DEF from containers and prefer to stay away from bulk like at truck stops.
I'm surprised the GM trucks continue to have the contaminated DEF errors that plagued them since the launch of their DEF equipped trucks.
I'm surprised the GM trucks continue to have the contaminated DEF errors that plagued them since the launch of their DEF equipped trucks.
