Do you get less mileage with flex fuel?

Due to ethanol’s lower energy content, FFVs operating on E85 get roughly 15% to 27% fewer miles per gallon than when operating on regular gasoline, depending on the ethanol content.

Is 5.3 l per 100km good?

Anything that is listed as less than 6-litres/100km or more than 16.5km/1-litre is considered to be pretty good. The first (and most common) reference is litres per 100km (litres/100km). Rule of thumb on this one: the lower the number of litres stated, the better the fuel economy.

What kind of engine does a GM 5.3L LMG have?

GM 5.3L V8 Vortec LMG Engine Specs Type: 5.3L Gen IV V8 Small Block Displacement: 5328cc (325 ci) Engine Orientation: Longitudinal Compression ratio: 9.6:1 Valve configuration: Overhead valves

Is the GM 5.3L V8 engine eating up too much oil?

Now, to be fair: Not every GM 5.3L V8 has problems with AFM. Many consumers report a trouble-free ownership experience. Still, AFM problems exist. The AFM excessive oil consumption problem usually crops up on vehicles that go on long highway drives.

Is the 5.3 liter Chevy engine reliable?

Despite its reliability, there are some fundamental issues that this 5.3 Liter Chevy engine has. Noise and misfire seem to be very commonplace for this 5.3-liter engine. These misfires happen as a result of various kinds of Active Fuel Management Lifter.

Why does my 5.3 liter Chevy engine use so much oil?

In fact, excessive oil consumption is so commonplace with the 5.3 Liter Chevy Engine- and it happens because of frictional loss- resulting in an increase in internal sludge the oil consumption. As most drivers know, oil consumption is related to fuel economy.

Do you get less mileage with flex fuel?