Get quick and convenient access to just the hints you need for DOOM 3, without staying on our website. Just download a free trial version of our UHS Reader software and a copy of these hints. You will get the same gradual hints you see here -- unlike ordinary cheats or a walkthrough that can spoil your game.

You can also buy the full version of the UHS Reader for Windows or macOS. For just $14.95, you get full access to hints for hundreds of games and 1 year of free updates. You can also search, decode, or print an entire game's worth of hints at once.

If you have questions about a puzzle that aren't answered anywhere in these hints, you may contact the author.

DOOM 3 Hints

Caverns Area 1

I'm in Heavy Transfer Lift 1. How do I get the service lift going?
When I rode the lift down, the track was destroyed at the bottom!
How do I get up onto the walkways in Sub Chamber 2?

Where can I get the access card for the door in Environmental Monitoring?
How can I survive the descent in the Thermal Regulation Pump area?
I got the access keycard. Now how do I get back to Environmental Monitoring?

How do I keep from being dropped into the hot stuff in B1 Sub Junction 1?
The bridge is out in B2 Material Transfer Lift. How can I cross the chasm?
Once I'm past that, how do I finish the level?

Up One Level