Remember to put a # before any cheats. For business numbers ONLY put the number, without the #.

Insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Be sure to put a # before any number you insert in this list.

Add Gang Notoriety - 35
Add Police Notoriety - 4
Car Mass Hole - 2
Full Health - 1
Get $1,000 - 2274666399
Heaven Bound - 12
I Am Giant - 200
Infinite Ammo - 11
Infinite Sprint - 6
Itty Bitty - 201
Milk Bones - 3
Never Die - 36
No Cop Notoriety - 50
No Gang Notoriety - 51
Player Pratfalls - 5
Repair Vehicle - 1056
Unlimited Clip - 9

To unlock the following vehicles, insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Again, put a # before any number you insert.

Ambulance - 1040
Anchor - 1041
Atlasbreaker - 1042
Attrazione - 1043
Backdraft - 1044
Backhoe - 1045
Bag Boy - 1046
Baron - 1047
Bear - 1048
Bootlegger - 1049
Bulldog - 1050
Bulldozer - 1051
Compton - 1052
Eiswolf - 1053
FBI - 1054
Five0 - 1055
Hollywood - 1057
Horizon - 711
Hurricane - 825
Justice - 1058
Kaneda - 801
Kenshin - 802
Kent - 1059
Mag - 1060
Melbourne - 803
Miami - 826
Mixmaster - 1061
Mongoose - 1062
Oring - 1063
Phoenix - 1064
Python - 827
Quasar - 1065
Quota - 1066
Rampage - 1067
Raycaster - 1068
Reaper - 1069
Sabretooth - 804
Sandstorm - 805
Septic Avenger - 1070
Shaft - 1071
Shark - 828
Skipper - 829
Snipes57 - 712
Stilwater Municipal - 1072
Superiore - 1073
Taxi - 1074
The Job - 1075
Titan - 1076
Toad - 1077
Tornado - 713
Varsity - 1078
Venom Classic - 1079
Vortex - 1080
Widowmaker - 806
Wolverine - 714
Zenith - 1081

To unlock the special vehicles listed below, fulfill the requirement listed.

Akuji’s Prototype Bike - Complete Ronin, Mission 11
Bandit - Complete all of the driving stunts
Donnie’s Vehicle - Complete Brotherhood, Mission 2
Gang Customization Cars - Conquer 15% of hoods
Gang Customization Cars II - Conquer 45% of hoods
Gang Customization Cars III - Conquer 65% of hoods
The General’s Bulldog - Complete Sons of Samedi, Mission 11
Medical Helicopter - Complete Ronin, Mission 7
News Helicopter - Complete Sons of Samedi, Mission 3
Ronin Vehicles - Complete Ronin, Mission 11
Saints Ambulance - Complete all ambulance missions
Saints Fire Truck - Complete all firefighter missions
Sons of Samedi Vehicles - Complete Sons of Samedi, Mission 11
Tornado Attack Helicopter - Complete the final mission of the Ultor Epilogue

To unlock the following retailer promotion vehicles, insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Put a # before any number you insert.

Destroy UFO - 728237
Gyro Daddy Helicopter - 4976
Peewee Mini-Bike - 7266837
Toad ATV - Complete 10 Hostage Missions

To unlock the following world-altering affects, insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Put a # before any number you insert.

Drunk Pedestrians - 15
Evil Cars - 16
Low Gravity - 18
Midnight - 2400
Noontime - 1200
Raining pedestrians - 20
Shrink Everyone - 202
Super Explosions - 7
Super Saints - 8

To unlock the following weather conditions, insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Put a # before any number you insert.

Clear Skies - 78669
Heavy Rain - 78666
Light Rain - 78668
Normal Weather - 78670
Overcast - 78665
Wrath of God - 666

To unlock the following weapons, insert the cheats below into your in-game cell phone. Once the number is accepted, head to the in-game cheats menu and activate the unlocked cheat. Put a # before any number you insert.

12 Gauge - 920
44 Shepherd - 921
AR200 - 922
AR50 - 923
AR50 Launcher - 924
AS14 - 925
Baseball Bat - 926
Chainsaw - 927
Fire Extinguisher - 928
Flamethrower - 929
Flashbang - 930
GAL43 - 931
GDHC - 932
Grenade - 933
Kobra - 934
K6 Krukov - 935
Knife - 936
Machete - 937
McManus2010 - 938
Minigun - 939
Molotov - 940
Nightstick - 941
NR4 - 942
Pepper Spray - 943
Pimp Cane - 944
Pimp Slap - 969
Pipe Bomb - 945
RPG - 946
RPG Annihilator - 947
Samurai Sword - 948
Satchel - 949
Shock Paddles - 950
SKR-9 - 951
Sledgehammer - 952
Stungun - 953
T3K Urban - 954
Tire Iron - 955
Tombstone - 956
Vice 9 - 957
XS-2 - 958

To unlock the homies listed below, fulfill the corresponding requirement listed.

One Follower - Complete Prologue, Mission 4
Johnny Gat - Complete Ronin, Mission 11
Tobias - Complete Sons of Samedi, Mission 3
Shaundi - Complete Sons of Samedi, Mission 11
Two Followers - Conquer 25% of hoods
Three Followers - Conquer 50% of hoods
Vehicle Delivery - Complete Escort, Mission 3 (Red Light District)

Unlock these homies by meeting the following requirements:

Legal Lee - Beat part 4 of Fight Club (Prison Island)
Troy Bradshaw - Beat Fight Club (Prison Island)
Zombie Carlos - Complete all Brotherhood Missions and call 555-5966
Jane Valderama - Mug 50 people

To unlock the abilities listed below, complete the mission listed.

Brotherhood Melee - Brotherhood, Mission 6
Health Regeneration (x2) - Snatch, Mission 3 (Chinatown)
Health Regeneration (x3) - Snatch, Mission 6 (Chinatown)
Improved Weapon Accuracy - Septic Avenger, Mission 3 (Suburbs)
Improved Weapon Accuracy II - Septic Avenger, Mission 6 (Suburbs)
Pumped Up - Fight Club, Mission 3 (Arena)
Pumped Up II - Fight Club, Mission 6 (Arena)
Reduced Bullet Damage - Heli Assault, Mission 6 (Bario)
Ronin Melee - Ronin, Mission 6
Ronin Notoriety Reduced - Drug Trafficking, Mission 3 (Hotel and Marina)
Sons of Samedi Notoriety Reduced - Snatch, Mission 3 (University)
Sons of Samedi Notoriety Reduced II - Snatch, Mission 6 (University)
Sprint Increased - Insurance Fraud, Mission 3 (Factories)
Sprint Increased II - Insurance Fraud, Mission 6 (Factories)

To unlock the store discounts listed below, complete the mission listed.

Clothing Store - Crowd Control, Mission 3 (Suburbs)
Crib Customization - Mayhem, Mission 3 (Red Light District)

To unlock the customisation items listed below, fulfill the requirement listed.

Red Light Apartment Crib - Complete Prologue, Mission 2
Saints Hideout - Complete Prologue, Mission 3
Avenger Jacket - Get a three gold star ranking in Gang Kills
Fireman Outfit - Complete all of the Firefighter Missions
Pimp Suit - Complete Ho-ing, Mission 10 (Red Light District)
Paintball mask - Mug 30 people

To unlock the infinite ammo cheats listed below, fulfill the corresponding requirement listed.

Infinite Pistol Ammo - Complete Fuzz, Mission 6 (Projects)
Infinite Rifle Ammo - Complete all hitman lists
Infinite SMG Ammo - Complete Snatch, Level 6 (Downtown)
Infinite Shotgun Ammo - Complete Drug Trafficking (Airport District)

To unlock the special weapons listed below, fulfill the requirement listed.

AR-50 XMAC Special - Complete all combat tricks
Chainsaw - Complete Crowd Control, Mission 6 (Hotel and Marina)
Flamethrower - Complete Mayhem, Mission 3 (Nuclear Power Plant)
GAL 43 - Complete Snatch, Mission 3 (Downtown)
Grenades - Complete a single hitman list
Kobra Pistol - Complete Fuzz, Mission 3 (Projects)
Pepper Spray - Complete Crowd Control, Mission 3 (Hotel and Marina)
Satchel Charges - Complete three hitman lists
Shock Paddles - Complete all ambulance missions
X3 Ultimax Shotgun - Complete Drug Trafficking, Mission 3 (Airport)

Insert the numbers listed below into your in-game cell phone to contact the corresponding company. Do not put a # before these numbers.

Airport - 5553597
Big Willy’s Cab - 8198415
Bling Bling - 5554233
Brown Baggers - 5553765
C*cks - 5552626
Company of Gyros - 5554976
Cycles - 5552453
EagleLine Yellow - 0180174
Emergency - 911
Eye For An Eye - 5555966
Foreign Power - 5552046
Forgive and Forget - 5554448
Freckle B!tch’s - 5556328
Friendly Fire - 5554867
Fire Department - 5553473
Giftshop - 5557577
HazMat - 5556677
Image as Designed - 5558459
Impression - 5553248
Leather and Lace - 5552662
Legal Lee’s - 5559467
On the Rag - 5555926
On Thin Ice - 5552564
Police - 5557973
Pimps ‘R Us - 5557467
Rim Jobs - 5553493
Rusty’s Needles - 5558287
Ship It - 5557447
Spelunkers - 5552283
Su!cide Hotline - 4876837
Tee’N’Ay - 5559866
TNA Taxis - 4558008
Ultor Security - 411

Thanks for reading this guide, this was my first guide on steam.
I hope that you found this guide useful. If there was anything that I missed or got wrong, feel free to tell me and I will try to change it when I can.