Red Faction: Guerrilla Cheats - Xbox 360

Cheat Mode
Select "Options"->"Extras"->"Enter Code" and enter the following codes:

HARDHITTER - Gold Breaker Hammer.
MAPMAYHEM - Unlock 4 Pre-Reserve Multiplayer Maps.

Achievements
Complete each achievement to get the allotted gamerscore:

A Winner is You! (20) - Win 250 matchmaking games.
Battle Scarred (25) - Earn 10,000 XP in Multiplayer.
Detective (20) - Complete 8 hidden challenges in Multiplayer.
Disaster Area (50) - Destroy 1 billion credits worth of EDF property.
Doing Your Part (10) - Kill 10 enemies in a Matchmaking Match.
Best Friends Forever (10) - Kill 100 EDF with the sledgehammer during the Campaign.
Broken Supply Line (10) - Destroy 250 EDF supply crates.
Can't Get Enough (20) - Play every mode on all maps in Wrecking Crew.
Check Your Map (10) - Finish a match on every map in Multiplayer.
Clean and Righteous! (15) - Destroy 5 High Importance targets.
Coming Down! (10) - Destroy 50 EDF owned buildings.
Coup D'etat (50) - Liberate Eos Sector.
Courier of Pain (20) - Score 5,000 kills in Multiplayer.
Death From Above (20) - Liberate Dust Sector.
Guerrilla (10) - Complete 25 Guerrilla Actions.
Insurgent (5) - Complete 5 Guerrilla Actions.
Jack of all Trades (10) - Score 10 kills while wearing each backpack.
Juggernaut (5) - Destroy a Siege target.
Just the Beginning (5) - Win a Matchmaking match.
Don't Tread On Me (40) - Liberate Oasis Sector.
Doozer (5) - Reconstruct a Damage Control target.
Experimenter (10) - Complete 4 hidden challenges in Multiplayer.
Field Tested (10) - Earn 1,000 XP in Multiplayer.
Free Your Mind (25) - Destroy all instances of propaganda.
Freed Space (10) - Destroy 50 EDF flyers.
Freedom Fighter (15) - Complete 50 Guerrilla Actions.
Friendly Skies (30) - Liberate Badlands Sector.
Got Any Fingers Left? (15) - Beat all Pro times in Demolitions Master.
Grab Some Popcorn (5) - Enter Spectator mode and enjoy the show!
Spread the Word (10) - Liberate Parker Sector.
Start of Something Special (5) - Play 5 Matchmaking matches.
Tank Buster (10) - Blow up 100 small hydrogen tanks.
The High and Mighty (10) - Kill a flying opponent using a remote charge stuck to them.
Tools of the Trade (10) - Score a kill with every weapon in Multiplayer.
Lost Memories (25) - Locate all missing radio tags.
Mad Genius (40) - Complete 16 hidden challenges in Multiplayer.
Martian Tea Party (10) - Complete 2 missions for the Red Faction.
One Man Army (25) - Complete 25 killing sprees during the Campaign.
Party Time (10) - Play all Wrecking Crew modes once.
Power to the People (10) - Raise the Morale of 3 sectors to 100%.
Red Dawn (100) - Liberate Mars.
Red Faction Member (50) - Play online with another player who has completed the Campaign.
Revolutionary (25) - Complete all Guerrilla Actions.
Topher Would Be Proud (20) - Play 250 matchmaking games.
Try Anything Once (10) - Finish a match in every mode.
War Veteran (50) - Earn 100,000 XP in Multiplayer.
Warp Speed (15) - Beat all Transporter Pro times.
Welcoming Committee (10) - Complete the Tutorial mission.
Working the Land (25) - Mine all ore locations.
Wrecking Ball (40) - Score 25 million points worth of destruction in Wrecking Crew.

Additionally, these are Demons of the Badlands achievements:

A Greater Purpose (50) - Complete the final mission Redemption.
Ares' Bloodlust (20) - Destroy all four of the Marauder War Totems.
Bound By Blood (30) - Complete the first mission Rescue.
Deliverance Defender (20) - Complete all eleven Marauder actions.
Family Vengeance (40) - Complete the second mission Retribution.
Mobile Bombs (10) - Destroy 100 EDF vehicles.
Purge the Valley (30) - Deplete the EDF control in Mariner Valley to zero.
Structural Integrity (20) - Destroy all Medium and High priority targets in Mariner Valley.
The Power of One (20) - Collect all 75 Marauder Power Cells.
Tumbling Down (10) - Beat all pro times in Mariner Valley Demo Masters and Transporters.

Unlock Cheats
Perform the following tasks to unlock the corresponding cheats:

No Green Alert - (Unlocked via the One Man Army achievement).
Cool Turrets - Turrets do not overheat (Unlocked via the Tank Buster achievement).
Free Upgrade - Upgrades at the safehouse are free (Unlocked via the Freedom Fighter achievement).
Max Morale - Max morale in all sectors (Unlocked via the Don't Tread on Me achievement).
Max Technology - EDF/Guerilla/Marauder always have best armor and weapons (Unlocked via the Red Dawn achievement).
Super Debris - All explosive damage and damage from collisions is tripled (Unlocked via the Coming Down achievement).
Super Hammer - Makes your sledgehammer super strong (Unlocked via the Best Friends Forever achievement).
Super Sprinting - Player runs at 1.5x normal speed while sprinting (Unlocked via the Working The Land achievment).
Unlimited Ammo - Infinite ammo for all weapons (Unlocked via the Freed Space achievement).

Unlock Insane Difficulty
Successfully complete the campaign.

Unlock Equipment
Complete the indicated task to unlock the corresponding equipment:

Grinder - Have 12 Guerrilla Actions.
Jetpack - Liberate Oasis sector.
Level 1 armor and Rocket Launcher - Liberate Parker sector.
Level 2 armor - Liberate Badlands sector.
Nano Forge and Guerrilla Express - Liberate Dust sector.
Ore Additive - Have 2 Guerrilla Actions.
Personnel Detector - Have 8 Guerrilla Actions.
Proximity Mines - Have 5 Guerrilla Actions.
Quantum Multiplier - Have 18 Guerrilla Actions.
Shattersmasher Sledgehammer - Have 35 Guerrilla Actions.
Stonebreaker Sledgehammer - Have 25 Guerrilla Actions.
Thermobaric Rocket - Liberate Free Fire Zone sector.

Hidden Challenges List
The list appears as follows. Note - All Challenges can be completed in Matchmaking, Custom Matches, or a combination of both modes. Use the "Statistics" view to see where you are for all of these not the "Leaderboards".

10 Kills - Every Weapon
10 Wins - Every Game Type
100 XP - Every Backpack
100 XP - Every Weapon
100 Wins
1000 Kills - 1 Weapon
5000 XP - 1 Backpack
5000 XP - 1 Weapon
500 XP - 1 Bonus XP Event
5 XP - Every Bonus XP Event
1 Life - 10 Kills: 1 Weapon
1 Life - 25 Bonus XP
1 Life - 5 XP: 5 Backpacks
1 Life - 50 XP
1 Life - Kill: 5 Weapons
1 Life - 15 Bonuses (different types not fifteen of the same one)

Fast Repair
To repair any vehicle quickly, just use Guerrilla Express while inside your vehicle. The vehicle can now be found in or near the camp you traveled to, with no damage.