How can you find out what Auto Box is fitted to your car?

Fourth gear seems to make a more prominent noise/drone than the others, it seems to happen going upto around and down to 30MPH.

Am I being too picky or do gearboes more this sort of noise, by the way it's not very loud.

right then,
my 1.6 petrol tourer has developed a leak from the transmission cooler pipe at the radiator end.
I have a new (genuine) connector/seal to fit, the pipe is NLA
but there will be an amount of oil lost during the remove/refit process plus the unknown quantity already lost.

rather than top up the fluid, I guess it would be better to change the fluid,

I've read the workshop manual instructions online which seems fairly straightforward until the part where it says

"the fluid le