I own an auto '12 Civic LX. Honda changed my transmission and brake fluids, but my dad said I should never. Which is correct?

I own an auto '12 Civic LX. Honda changed my transmission and brake fluids, but my dad said I should never. Which is correct? - 1

Read more: I own an auto '12 Civic LX. Honda changed my transmission and brake fluids, but my dad said I should never. Which is correct?