Here are some cheats, codes & secrets for L.A. Noire, Rockstar's investigation crime thriller for the Xbox 360, PlayStation 3 and Windows PC.
Unlockable Outfits:
Here are the different outfits which are available to be unlocked throughout the game.
| Outfit | How to Unlock the Outfit |
|---|---|
| Beat Cop Uniform | Awarded for starting Beat Cop missions |
| Button Man | Awarded from the Badge Pursuit Challenge |
| Chicago Lightning Suit | Awarded for joining the Rockstar Social Club |
| Golden Boy | Awarded for reaching the Traffic Desk |
| Hawkshaw Outfit | Awarded after reaching rank 18 |
| Sunset Strip Outfit | Awarded after reaching rank 8 |
| Sword of Justice Outfit | Awarded after reaching rank 3 |
| The Broderick | Amazon Pre-Order bonus |
| The Outsider Outfit | Awarded after reaching rank 13 |
| The Sharpshooter | Pre-Order bonus from Best Buy and Zavvi |
Achievements and Trophies:
| Achievement Title | How to Get Achievement | GS |
|---|---|---|
| A Cop On Every Corner | Complete a single street crime case. | 15 |
| Asphalt Jungle | Chase down and tackle a fleeing suspect on foot as an LAPD Detective. | 15 |
| Auto Collector | Drive 40 different vehicles. | 15 |
| Auto Enthusiast | Drive 5 different vehicles. | 15 |
| Auto Fanatic | Drive every vehicle in the city. | 30 |
| Dead Men Are Heavier | Shoot and kill a total of 100 bad guys. | 15 |
| Golden Boy | Clear a case finding every clue as an LAPD Detective or Investigator. | 15 |
| Hollywoodland | Find and inspect all gold film reels. | 30 |
| Huckster (secret) | At Elysian Fields, outwit Leland Monroe when discussing his developments or advertising campaign. | 15 |
| Johnny On The Spot | Respond to 20 street crime cases. | 30 |
| Keep A Lid On | Complete a brawl without losing your hat as an LAPD Detective or Investigator. | 15 |
| Lead Foot | Keep the needle above 80mph for more than ten seconds while driving. | 15 |
| Magpie | Find and inspect 95% of all clues. | 80 |
| Miles On The Clock | Drive more than 194.7 miles. | 15 |
| Moth To A Flame (secret) | Complete all cases on the Arson desk. | 70 |
| No Rest For The Wicked (secret) | Complete all cases on the Vice desk. | 15 |
| Not So Hasty | Stop a fleeing suspect with a warning shot as an LAPD Detective. | 15 |
| One For The File | Find and inspect a clue as an LAPD Detective or Investigator. | 15 |
| Paved With Good Intentions (secret) | Complete all cases on the Traffic desk. | 15 |
| Police Academy (secret) | Complete all cases on the Patrol desk. | 15 |
| Public Menace | Rack up $47,000 in penalties during a single story case. | 30 |
| Roscoe And Friends | Kill at least one bad guy with every gun. | 15 |
| Round Heels (secret) | At the Bamba Club, get Dick McColl to give up the license plate of Celine Henry's male companion. | 15 |
| Shamus To The Stars | Complete all story cases with a five star rating. | 80 |
| Stab-Rite (secret) | At Ray's Cafe, find the bloodstained knife on your first sweep of the crime scene. | 15 |
| Star Map | Discover all landmark locations around the city. | 15 |
| The Brass | Achieve maximum rank. | 30 |
| The City Of The Angels | Reach 100% Game Complete. | 80 |
| The Fighting Sixth (secret) | At the Bus Shooting, talk Felix Alvarro into giving up the Marines involved in the Coolridge heist. | 15 |
| The Hunch | Use four intuition points in a single interview session, correctly branching each question. | 30 |
| The Long Arm Of The Law | Complete all street crime cases. | 30 |
| The Moose | Follow Candy Edwards without using cover or incognito, except when starting or picking up the tail. | 15 |
| The Plot Thickens | Find and solve an inspection puzzle. | 15 |
| The Shadow | Tail a suspect without being spotted, in a single case. | 15 |
| The Simple Art of Murder (secret) | Complete all cases on the Homicide desk. | 15 |
| The Straight Dope | Use evidence to prove a lie as an LAPD Detective or Investigator. | 15 |
| The Third Degree | Correctly branch every question in every interview in a single story case. | 30 |
| The Up And Up | Complete a story case with a five star rating. | 30 |
| Traffic Stop | Disable a suspect vehicle with help from your partner. | 15 |
| Wooden Overcoats | Bring down a total of 30 bad guys with head shots. | 30 |