Question for you pros… My mechanic who I trust wants to use a transmission fluid made by Castrol in my Accord that can supposedly be used in lieu of Honda Z-1 permanently. The transmission fluid is full of Z-1 so my questions are: 1. Is it ok to let him use this fluid in my vehicl…

Castrol ATF

Whitey June 16, 2010, 5:33pm 5

I am no pro, but I own and drive Hondas. I would insist on the Honda brand fluid.

What does your owner’s manual say about this issue?