http://www.gtasanandreas.net/cheats/
you just type in the cheat again of the one you already did
rheuugfregr
bmw m6
Kill gangsters or use cheats.
yes
there are lots of cheats of san andeas on ps2 when you go on (www.ps2sanandeas cheats.com)
Unknown but you can type up cheats for San Andreas on google etc and you will find cheats to get lots of weapons or some weapons.
There are no cheats to finish all mission in PS2 but in PC you can download save games from people
wats mode unloke super cj in the gta san andreas au ps2
To produce something like the Ghostbusters' car Ecto-1 on GTA San Andreas would require a mod (via a computer). Although you can have cheats with the PS2, this would not include a mod. For further information, suggest you have a look at the modifications section on the gtawiki site.
It is not a cheat and Zombie Mode is a Call of Duty WAW and Black Ops game mode and not a PS2 item even for the Call of Duty World at War Final Fronts PS2 game