Can you perform warranty work on an F150 truck that was not purchased at your dealership?

Any Ford dealership should work on any Ford vehicle, under warranty or not.

Under regular warranty (3/36k usually) and powertrain (5/100k usually) yes any dealership ca . Under your extended warranty, maybe not. If you're going to be using the extended warranty company for work, make sure to ask the dealership your taking it to if they accept that warranty co.

Yes u can

Any Ford dealership can do Ford warranty work.

Yes, I have had warranty work done there and I bought my truck at a different dealership.

Yes any Ford dealership will do the work