Cramming more seats, more wheelbase, more airbags, more stuff into a vehicle usually means more weight—it’s almost a given. Weight goes up, fuel economy goes down. It’s simple! Well, it appears the engineers behind the new three-row 2021 Jeep Grand Cherokee L didn’t get this memo from the laws of physics, as it appears you pay no fuel economy penalties for the extra junk in the Grand Cherokee L‘s trunk. At least, you won’t pay any price relative to the last-generation, two-row Grand Cherokee it’ll be sold alongside until the new 2022 model arrives. For more, check out this article from Motor Trend.
2021 Jeep Grand Cherokee L’s MPG Doesn’t Suffer for Third Row, Extra Size