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Old 09-10-2014, 06:31 PM   #44 (permalink)
2000mc
herp derp Apprentice
 
Join Date: Oct 2008
Location: Lawrence, KS
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Saturn-sold - '99 saturn sc1
Team Saturn
90 day: 28.28 mpg (US)

Yukon - '03 GMC Yukon Denali
90 day: 13.74 mpg (US)
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Some automatic transmissions will have engine braking all the time. Some transmissions are built to avoid this and will overrun / freewheel when overdrive, or the highest gear is selected, but will have engine braking in a lower gear selection
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