In response to your important feedback on a variety of add-ons available for Train Simulator 2016, we have today released an update for the Union Pacific Big Boy Add-On. Here's a list of what's been addressed: Fixed missing pressure value of brakes on the F3/F4 HUD Fixed missing couplings between wagons provided with the pack Fixed missing polygons on wheels and bogies Fixed gap between stacked containers on provided wagons Fixed Add-On not appearing when searching American content in the front end Fixed missing sound Fixed AI collision in Big Boy on Sherman Hill Part 1 scenario Fixed issue of faulty signal in Big Boy on Sherman Hill Part 2 scenario Fixed headlight not working Added Quick Drive compatibility Improved text in scenario message boxes If you have purchased the Union Pacific Big Boy the updates will download automatically from Steam. The Train Simulator Team Dovetail Games