Yep. Just went thru that 2 days ago with my father's GMC W series truck. The air filter I got from the retailer is for the previous generation, even though that

Yep. Just went thru that 2 days ago with my father's GMC W series truck. The air filter I got from the retailer is for the previous generation, even though that's what their system says for the truck. I had to hand the old filter to the store staff and have him copy the FRAM part number.