[king4you]

Try to change this
if(PlayerInfo[playerid][pPcarkey] != -1 && PlayerInfo[playerid][pPcarkey2] != -1 &&
PlayerInfo[playerid][pPcarkey3] != -1)
{




To this:
if(PlayerInfo[playerid][pPcarkey] != -1 || PlayerInfo[playerid][pPcarkey2] != -1 ||
PlayerInfo[playerid][pPcarkey3] != -1)
{

-1 symbols no car right?
and try to do what i said.