Anyway, it's a honey of a hot-rod engine. You can't get it in Tahoe, Suburban and Yukon SUVs, nor in the half-ton pickups. Glory, it's fun to floor the gas. It sucks a gallon every 12 miles in town, according to the window sticker. If you can tread lightly enough on the gas to actually get that, you're amazing and probably don't appreciate the engine.
Shifts are quick, smooth and satisfying going up or down through the gears.
Power shifts forward or back as necessary to cope with diminishing traction. The radio has a regular, round tuning knob, just like in the sensible days, before buttons and tiny toggles ruined interior function. Airflow and temperature controls are logical and among the most thoughtful in the industry. GM is tops at making big trucks drive small. That was especially noticeable driving the big Denali XL through Manhattan.