I think the effect of the front window on light is implemented in the wrong way. The light looks bleached, like an overexposed photo, while it should be equal or darker (if the engine has tinted glass) that the camera 3 view. I think some parameter is set into the wrong direction. I played the service Cheyenne Yard-Laramie Yard (automotive) from the journey, chapter 2 I think. Seen from the cab: A few seconds later from the outside:
This is effect of unreal engine eye adaptation feature, because the game engine consider the cab is dark, the game engine compensate it by brighten the in cab camera. To make it go back to normal light amount, you can put this line at your engine.ini file : [SystemSettings] r.EyeAdaptationQuality=0