Has anyone used a fluid extractor through the transmission dip stick as part of the ATF change? I have this extractor device from Griots in my garage that I used years ago with an older Benz for certain fluid changes. I am completely aware of the multiple drain and fills recommended for ATF...

My truck has 60,000 miles and I called 2 different Honda service departments. One said I should flush it and the other said Honda recommends NOT flushing it, just changing the fluid. This will be the first transmission service and it is working perfect right now. I called back the shop that...