Brakes, 4-wheel antilock, 4-wheel disc
Key, single, 2-sided
Transfer case, electronic Autotrac with rotary dial controls (Not available on 2WD models)
Suspension, front coil-over-shock with stabilizer bar
Engine, Vortec 5.3L V8 SFI FlexFuel with Active Fuel Management, capable of running on unleaded or up to 85% ethanol (with gas - 310 hp [231.1 kW] @ 5200 rpm, 335 lb-ft of torque [452.2 N-m] @ 4400 rpm, with E85 ethanol - 326 hp [243.1 kW] @ 5300 rpm, 350 lb-ft of torque [472.5 N-m] @ 4400 rpm), iron block (Standard on CK10936 models)
GVWR, 7200 lbs. (3266 kg) (Requires CK10936 models)
Differential, heavy-duty locking rear
PACKAGE
Suspension Package, Autoride, bi-state variable shock dampening and rear air-assisted load-leveling includes (G69) automatic air level control
SAFETY
Air bags, dual-stage frontal, driver and right-front passenger with Passenger Sensing System (right-front passenger air bag status on overhead console) (Always use safety belts and the correct child restraints for your child's age and size. Even in vehicles equipped with air bags and the Passenger Sensing System, children are safer when properly secured in a rear seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the vehicle's Owner's Manual and child safety seat instructions for more safety information)