Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - horrable fuel milage above 90 km/h (2002 sierra 5.3 automatic)

Hersbird · 08-19-2014, 08:17 PM

I vote you are not shifting into overdrive, 4.10s or not for 55mph your rpm is way to high to be in overdrive, either that or your kph it really mph but it think you would notice with all the speeding tickets you would get.

08-19-2014, 08:17 PM	#13 (permalink)
Hersbird Master EcoModder Join Date: Feb 2014 Location: Missoula, MT Posts: 2,668 Dark Egg - '12 VW Touraeg Thanks: 305 Thanked 1,187 Times in 813 Posts	I vote you are not shifting into overdrive, 4.10s or not for 55mph your rpm is way to high to be in overdrive, either that or your kph it really mph but it think you would notice with all the speeding tickets you would get.