Q: I have a 2011 Subaru Outback with the 2.5-liter engine. I want to know if it is harmful to downshift often without using the brakes. Recently, I've been hearing a whining that I believe is coming ...

Engine braking isn't some secret technique reserved for manual drivers. Fundamentally, it's simply easing off the throttle and letting the engine's internal resistance help slow down your car. When ...