Heres the code to change the first alarm in Bunker1. The XX's are seen below.

801CEEF1 00XX

XX=

00 Beta Double Alarm!
01 Regular Alarm
02 Beta Traingle Thing!(huge explosion)
03 Ammo Box
04 Ammo Box
08 Beta Old Facility Gas Tank?(rusty)
09 Nothing
0A Upsidedown Book
0B Bookcases
0C -11 Computers
12-17 Boxes
19 -23 Computers(1A and 1B are very odd)
24 BETA Goldeneye Computer!!
25 Computer
26-27 Tables
28 Lamp
29 Odd Control Panel
2A Control Panel
2B File Cabinet
2C Gas Thing
2D- 2E Keyboard
2F Beta Wood Paperholder
30- 31 DataBase
32 Chair
33-35 Metal Crates
36 BETA Brass(rusty) Crate
37 BETA small missle
38 BETA 4 small missles
39- 3A Different Gas Tanks
3B- 3E More Gas Tanks
3F Upsidedown Lock
40 Beta Phone
41- 44 Radio Thingy
45 The Sattelite
46 Sattelite Dish
47 Mini control Panel
48 Mini Coffee Table
49 Blue Chair
4A BETA 3 Blue Rockets
4B TV
4D- 4E Flat TV
4F- 50 Big Crate
51- 54 Crates
55 Table
56 Keycard?
57 Beta Giant Mystery Box
58- 5A Stacks o' Boxes
5B Huge Key Entry Thing
5C Soviet Sattelite Piece
5D What the? Rocket?Beta?
5E 2 Computers
5F Tables?Blue?
60-61 Footlockers
63 Engine? HUGE explosion
64 2 Missle Launchers
65 Frigate Tank Thing
66 BETA 6 HUGE missles
67 More Frigate Missles
68 Glass
69- 6B Grating
6C Giant Rock/Hill
6D More Rock
6E Palm Tree
6F More Tree
70 Facility Table
71 Trash Can
72 4 Trash Cans
73 Body Armor
74 Different Body Armor!
75 Facility Gas Tank
76 Beaker
77 Nothing
78 Brake(train)
79-7F Clips
80 Beta Fire Extinguisher!
81 Beta Box of Shells!
82 Beta NEW GUN CLIP!!!
83-84 Beta box of shells 
85-86 Clips
87 Cement Wall
88 Big Door
89 TEXTURE CHANGING DOOR
8A Door
8B Pillar
8C-99 More Doors
9A Beta Wall
9B-9E Walls
9F Beta Blue Wall
A0 Beta Blue Pillar w/Glass
A1 Wood Door
A2 Wood Wall w/glass
A3 Same as above, but glass wont break
A6 New Wood Wall
A7 New Green Wall
A8 New Green Wall
A9 New wall, like archives door
AA-AF All Different Stone Walls
B0 Huge Control Panel(go out alarm room door, and turn around)
B1 Train Floor Hatch
B2 Big Door in Dam(at the begining)
B3 Basement door in dam
B4 Locked Gate in Dam
B5 This is really odd. You can shoot it sometimes, and parts of the level will flood. But nothing is there.
B6 Jail Cell Door
B7 Beta ????
B8 KF7
B9 Grenade Launcher
BA Knife
BD DK5
BE Magnum
BF PP7
C0 Shotgun
C1 Klobb
C2 Phantom
C3 ZMG
C4 Grenade
C6 Oumorov's Briefcase
C7 Remote Mine
C8 Proximity Mine
C9 Timed Mine
CA Rocket
CB Grenade Launcher Grenade
CC Silenced PP7
CD DD4
CE Silenced DK5
CF Shotgun
D0 Golden Gun
D1 Knife
D2 Sniper Rifle
D4 Blue Hat
D5 Brown Hat
D6 Black Hat
D7-D8 Green Hat
D9-DA Metal Hat
DB Moonraker Hat
DC Black Beret
DD Blue Beret
DE Purple Beret
DF Tan Hat
E0 Mystery Box
E2 Breifcase
EA Door Decoder
EB Bomb Defuser
ED Briefcase
EE Camera
F2 Rightsideup Briefcase
F3 Yale Key
F4 Bolt Key
F5 Covert Modem
F6 Beta Micro Camera
F7 Diskette
F8 Goldeneye Key
F9 Beta Polorized Glasses
FC Gas KeyRing
FD Circut Board
FE Opened Safe


Don't Bother going past 100. Its all the same, just repeated. *(The Fly GS code is 8003C5A2 FFFF)*