This full-size SUV can haul 8,300 pounds and offers
three powertrains, including a turbodiesel and two V8s, with a 10-speed
automatic transmission.
Base models are powered by the 5.3-liter EcoTec3 V8
engine that achieves 355 horsepower and 383 pound-feet of torque. Some McAllen
motorists will prefer the more robust 6.2-liter EcoTec3 V8 engine with Dynamic
Fuel Management that produces 420 ponies and 460 pound-feet of
torque.
The Duramax® 3.0-liter turbodiesel inline-6 engine
delivers 460 pound-feet of torque and 277 horsepower.
The standard Premium Smooth Ride Suspension offers
a comfortable driving experience. Pharr drivers can get even more out of the
available first-in-class Four-Corner Air Ride Adaptive Suspension with Magnetic
Ride Controlâ„¢. The Chevrolet Suburban earns 27 miles per gallon on South Texas
highways around McAllen.