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Old 11-18-2013, 05:22 PM   #8 (permalink)
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Originally Posted by MetroMPG View Post
DWL isn't the same as constant throttle (not sure if you're equating them there).

A better way of thinking of DWL is "target driving", where your target is an instant fuel economy number (ie. on your MPG display) that you can hold at constant speed on the flat. You work to maintain that particular number through elevation changes by playing the throttle.
I wasn't equating them, just comparing them to constant speed. My question remains, why is that more efficient than constant speed?
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