The 2011 Chevrolet Express 3500 is available in multiple trims, each with its own estimated fuel economy, here are the EPA estimates for each trim:

1. Base: 10 MPG City and 16 MPG Highway
2. Base: 10 MPG City and 16 MPG Highway
3. LS: 11 MPG City and 16 MPG Highway
4. LT: 11 MPG City and 16 MPG Highway
5. Cargo Van: 10 MPG City and 16 MPG Highway
6. Diesel: 10 MPG City and 16 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 Chevrolet Express 3500 received a rating of 2.5 out of 5 stars from RepairPal, which RepairPal describes as Average. This rating ranks the Chevrolet Express 3500 as 13​​ out of 24​​ among Commercial Van

The 2011 Chevrolet Express 3500 has a maximum towing capacity of between 9300 and 10000 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.