i do not have a scan tool that can do that.
our winters are pretty cold up here.
the heat only works when the car is at normal operating temperature or fairly close to that.
I was going to just drain and fill. It’s a manual and has no dipstick. I’m worried that it hasn’t been changed before and if I change it, it might start to slip. Is there a way to tell if i should change it or just leave it.