Chevrolet

Suburban is offered in LS, LT and LTZ models, with 2WD and 4WD, as well as 1500 and heavy-duty 2500 series. Suburban 1500 models come standard with an efficient 5.3-liter V8 with Active Fuel Management fuel-saving technology. Also available is an all-aluminum 6.0-liter V8 with Active Fuel Management and variable valve timing (VVT). A 6.0-liter engine with an iron cylinder block is offered on 2500 models. Several available engines run on E85, a renewable fuel made of 85 percent ethyl alcohol (ethanol) and 15 percent gasoline.

Suburban 1500 offers up to 8,100 pounds of towing capability (2WD models), when properly equipped; Suburban 2500 can tow up to 9,700 pounds.

All models receive standard head-curtain side impact air bags (they were previously optional on some models) and the Suburban 2500 receives significant and noteworthy changes, including a fuel-saving six-speed automatic transmission, standard StabiliTrak electronic stability control system and available 17-inch aluminum wheels.