[AeroBlast]

pawn Код:

new VehVehicle; //At the top of your script

VehVehile = CreateVehicle(bla,bla,...); //Where you create the vehicle

if(strcmp(cmd, "/destroycar", true) == 0)
    {
        if(IsPlayerConnected(playerid))
           {
            if (PlayerInfo[playerid][pAdmin] >= 5)
               {
                    if(GetPlayerVehicleID(playerid) == VehVehicle)
                    {
                        DestroyVehicle(GetPlayerVehicleID(playerid));
                        return 1;
                    }
               }
              else
              {
                SendClientMessage(playerid, COLOR_WHITE, "You are not Admin!");
            }
        }
    }

Didn't test it