The 2014 GMC Yukon XL 1500 is available in multiple trims, each with its own estimated fuel economy, here are the EPA estimates for each trim:

1. Base: 15 MPG City and 21 MPG Highway
2. SLE: 15 MPG City and 21 MPG Highway
3. SLT: 15 MPG City and 21 MPG Highway
4. Denali: 14 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 GMC Yukon XL 1500 received a rating of 3 out of 5 stars from RepairPal, which RepairPal describes as Average. This rating ranks the GMC Yukon XL 1500 as 13​​ out of 16​​ among Fullsize SUV

The 2014 GMC Yukon XL 1500 has a maximum towing capacity of between 7800 and 8100 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.

Here is what's new for the 2014 GMC Yukon XL 1500:

• Traction Control
• Side Airbags
• Flex Fuel Vehicle
• Parking Sensors
• Remote Start