Used truck from crete

I think all Cascadia's come with a base 500K warranty on the engine. And when they are purchased in large quantities by a fleet, the warranty is 600K.
I suppose you already ask them that though. That's terrible luck you had.

 

They do the B service every 50,000 miles, but it's odd we have 2 new members talking Crete today.
And I think both of them never drove a truck before

 

How can you prove that filter was put on by them? Did you take the truck to your mechanic before purchase to have everything looked over by a fine tooth comb?

 

It doesn't matter, how can you prove they put that filter on? You can't, and as stated above you bought the truck "as is"... I think your screwed