[Marricio]

pawn Код:

public OnPlayerEnterVehicle(playerid, vehicleid, ispassenger)
{
    if(vehicleid == 123) // Switch 123 to your vehicle ID
    {
        if(gTeam[playerid] == TEAM_COP) // or GetPlayerTeam
        {
            new Float:X, Float:Y, Float:Z;
            GetPlayerPos(playerid,X,Y,Z);
            SetPlayerPos(playerid,X+2,Y,Z);
            SendClientMessage(playerid,COLOR,"You are cop. You must defend this vehicle from stealers!");
            return 1;
        }
        else
        {
            return 1;
        }
    }
    return 1;
}

Test this one now.