You really miss this one ...

Doors are the same .... (The Montys 'I've' played with..) The wirings in the truck to the door frame and the wiring for the relay is there ... But

Theres a few different ways Mitsu did it... So the wiring you 'find' may need to be played with to get it all to work ...Key is to see if your truck has ......What ...?

Power window power locks or .....?