warthog skinning help

[big shooter 252]

i extraxted and injected the bitmaps i wanted to mod with photoshop, and i deleted the cache from my xy and z. i also resigned both of the maps i was using (coagulation.map and shared.map) it worked when i put my disc in..... but i re-edited the warthog and re delted and resigned everything, but now it doesnt seem to work either way, can some please help me....thanks