Fuel Saving Tips
Downshifting up hills
In a manual, only downshift as much as you have to. If you can get up comfortably in 3rd gear, don't downshift into 2nd as it uses more fuel at a higher rpm. On top of this, use the cars momentum and keep your speed up at the bottom of the hill.
posted by iDanoo on November 26, 2015
this tip works for 85% of voting Fuelly members.