Had some trouble doing this today to fit ambient lighting, so here's the idiots' guide.
How to remove the cab interior light
Pull off the clear plastic, mine was loose, you might need a pry tool.
Undo the two torx screws.
Use a pry tool to ease the light away from the metal frame, which stays in place. This was a pig of a job, it took several attempts with a lot of swearing from the drivers and passenger side, and then it came out in a hurry. Mine was a little worse for wear!
How to remove the cab interior light
Pull off the clear plastic, mine was loose, you might need a pry tool.
Undo the two torx screws.
Use a pry tool to ease the light away from the metal frame, which stays in place. This was a pig of a job, it took several attempts with a lot of swearing from the drivers and passenger side, and then it came out in a hurry. Mine was a little worse for wear!