A 2016 Toyota Highlander owner is experiencing poor gas mileage, getting only 25 MPG and needing to refuel every 2 days.
"My gas mileage is terrible, but I'm not changing my gasoline octane opinion."
The owner uses 89 or 91 octane gas and is looking for advice on how to boost their mileage for their V6 FWD vehicle.
Another owner, Malachi Parker, shares his experience on the Toyota Highlander Owners Club Facebook page, seeking suggestions from other owners.
"So, I have a 2016 Toyota Highlander XLE V6 FWD. My gas mileage is terrible (I need to refuel every 2 days). I use 89 or 91 octane (I use what I want; I don't need anyone telling me what octane to use)."
Author's summary: Improving gas mileage for 2016 Toyota Highlander requires analysis.