door lock actuator

I was able to get the door panel off with the door closed, all the mechanisms are working, I think the latch is seized shut, probably by grime. using an extendable mirror i tried looking for the latch itself in side the door frame, it is not viewable, a mettle cover blocks my view. I attached a...

Hope you guys can help me out. when I push my door or remote power locks all I hear is a clicking in the interior fuse panel. I checked all fuses all seem to work fine. replaced the driver door actuator and no help. Any ideas becuase i'm out of them. TIA.

I have a 2005 Yukon Denali. The drivers side door lock is only working intermittently. The doors lock and unlock when going to and from park. When I try to use the power door lock switch or one of my key fobs, the door lock will often times not work. If I'm not careful, I can end up leaving my...