Originally Posted by
gregvl52
Cars fitted with overdrive (usually large vans and such, at least that I've seen) usually engage it automatically: thus, the button labeled "overdrive" would be to turn off overdrive.
not on any car I've seen overdrive
Normally overdrive is limited to the top gear and so most folks leave it on.
There is confusion with folks thinking the option to delay an auto switching up a gear is "overdrive" it is NOT
"A woman without curves is like a road without bends, you might get to your destination quicker but the ride is boring as hell'