Originally Posted by nash

On long down hill grades I use B mode and set the cruise control. Just remember to shift back to D at the bottom of the grade. Of course the ICE noise from the high rpms will remind you after a short time, should you forget.

I find if I just coast in B, I loose too much speed on all but the steepest grades. I can use the gas pedal to moderate the effect of B, but prefer to set the cruise if traffic is light.