GTA V - Guide: How to get in Trevor#039;s secret room

Trevors room, which was seen in story mode. Rockstar patched it by placing bars on all the windows except two, which they thought would be unreachable. But we proved them wrong! If you want to get in, grab a dump truck and position it in front of the window. We only used the truck to help us climb on the dump truck easier and you either have to fire a firework launcher in front of yourself (while on the dump truck) causing you to fall backwards or get a fire truck and have a friend hose you in. The firewor