The 2022 Jeep Grand Wagoneer is available in multiple trims, each with its own estimated fuel economy, here are the EPA estimates for each trim:

1. Series II Obsidian : 13 MPG City and 18 MPG Highway
2. Series III : 13 MPG City and 18 MPG Highway
3. Series I : 13 MPG City and 18 MPG Highway
4. Series II : 13 MPG City and 18 MPG Highway

It is important to remember factors such as driving style, weather conditions, and the use of features such as Eco mode can impact fuel efficiency.

The 2022 Jeep Grand Wagoneer has a maximum towing capacity of between 8260 and 9850 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.