The 2019 GMC Acadia FWD with the 3.6L V6 engine gets an EPA-estimated 21 MPG combined. This fuel economy balances capability and comfort, appealing to families who prioritize space and practicality over maximum fuel savings. This vehicle isn’t designed to win hypermiling competitions; it’s built to haul kids, cargo, and occasionally tow a small trailer, a mission reflected in its fuel economy.

City and highway performance

The EPA estimates 18 MPG in the city and 25 MPG on the highway for this Acadia configuration. The city figure reflects the demands of stop-and-go traffic, where the V6 engine works harder to accelerate the nearly 4,000-pound vehicle. The highway number is more appealing, suggesting reasonable efficiency on longer trips. The six-speed automatic transmission, while smooth, is less advanced than the eight- or nine-speed units found in some competitors, which leads to a slightly lower highway MPG. Expect the highway figure to decrease when the Acadia is fully loaded with passengers and luggage.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2019 GMC Acadia FWD 3.6L at $2,100. This is based on driving 15,000 miles per year and using current national average fuel prices. Individual spending will vary based on driving habits, local fuel costs, and the ratio of city to highway driving. Still, $2,100 provides a benchmark for budgeting and comparing the Acadia’s running costs against other vehicles in its class. Aggressive driving and neglecting maintenance will increase this number.

Real-world expectations

While the EPA estimates provide a useful baseline, real-world fuel economy often differs. Acadia owners report figures that fluctuate within a few MPG of the official ratings, depending on driving style and conditions. Consistently heavy acceleration or frequent short trips can lower the average. Careful highway driving can yield numbers close to or even slightly exceeding the 25 MPG estimate. For the most accurate assessment, track your fuel consumption over several weeks, considering the types of trips you typically make.

How it compares

The 2019 GMC Acadia’s fuel economy is average compared to its competitors. The Honda Pilot, specifically in its FWD configuration, often achieves slightly better numbers, around 22 MPG combined. The Toyota Highlander, another popular choice, also hovers around the same 21 MPG mark, though the hybrid variant offers significantly better fuel efficiency for those prioritizing less gas above all else. A similarly equipped Ford Explorer might deliver numbers slightly below the Acadia. The difference of 1-2 MPG could influence buyers focused on fuel savings. For many Acadia buyers, however, comfort, styling, and features are more important than squeezing every last mile from a gallon of gasoline. See all Gmc fuel economy data here. The ACADIA MPG across all years can also be reviewed to see MPG variances.

Tips to maximize efficiency

Avoid aggressive acceleration. The 3.6L V6 provides ample power, but flooring the accelerator will quickly diminish fuel economy. Gentle acceleration allows the engine to operate more efficiently and saves fuel, also reducing wear.

Maintain proper tire inflation. Underinflated tires increase rolling resistance, forcing the engine to work harder and consume more fuel. Check tire pressure regularly and inflate to the recommended levels, which can be found on a sticker inside the driver’s side doorjamb.

Reduce unnecessary weight. Carrying excessive cargo in the Acadia increases its weight, impacting fuel economy. Remove any items that are not essential, especially for shorter trips.

Plan your routes to avoid heavy traffic. Stop-and-go congestion significantly reduces fuel efficiency. Use navigation apps to identify and avoid areas with heavy traffic, opting for routes that allow for more consistent speeds.

Consider using cruise control on the highway. Maintaining a steady speed on long highway stretches can improve fuel economy. Cruise control helps minimize variations in speed, which leads to more efficient fuel consumption.