As far as I know, there are no pins to remove. The door is screwed or riveted on. There is a lock core removal key to get the cylinder out. Your dealer should be able to do that for you. Our lock was under recall, and they sent me the removal key along with new cores and keys.
2018 Chevy 3500 LTZ Dually Diesel 4x4 CCLB
2011 Montana 3455 SA. 6 point level up. Disc brakes. Curt Q24 Hitch
Progressive EMS. Valterra tank valves. Sailun G637 tires. ARP fridge control. All led lighting. Mor Ryde IS