Battery, heavy-duty with rundown protection and retained accessory power
Cooling, external engine oil cooler, heavy-duty
Transfer case, AWD, electronic automatic system, full-time, "always-on" all-wheel drive (AWD Model only.)
Transmission, 6-speed automatic, heavy-duty, 6L80E, electronically controlled with overdrive and tow/haul mode
Automatic level control, heavy-duty, air
Rear axle, 3.42 ratio
Cooling, external transmission oil cooler, heavy-duty air-to-oil
Differential, heavy-duty locking rear
Steering, power, rack-and-pinion
Alternator, 160 amps
Engine, Vortec 6.2L V8 SFI (E85) with Active Fuel Management and E85 FlexFuel capability (403 hp [300.5 kW] @ 5700 rpm, 417 lb-ft of torque [562.9 N-m] @ 4300 rpm)
Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits and 7-way sealed connector
Throttle control, electronic
Suspension, front independent, SLA, coil over shock and stabilizer bar
SAFETY
StabiliTrak, vehicle stability enhancement system with Rollover Mitigation, includes disable switch
Stolen Vehicle Assistance
Rear Parking Assist, Ultrasonic with audible warning chimes and instrument panel-mounted shutoff switch
OnStar, 1-year of Directions and Connections plan includes Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance including Stolen Vehicle Slowdown and Remote Ignition Block, Remote Door Unlock, Turn-by-Turn Navigation with Destination Download (requires navigation radio) and OnStar eNav (where available), OnStar Vehicle Diagnostics, Roadside Assistance, Remote Horn and Lights, and Hands Free Calling. (Visit onstar.com for details and system limitations.)
Tire Pressure Monitor System (does not apply to spare tire)
Air bags, dual-stage frontal, driver and right-front passenger with Passenger Sensing System (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)
Brakes, 4-wheel antilock, 4-wheel disc, VAC power
OnStar Turn-by-Turn Navigation
Rearview camera system
Passenger Sensing System, sensor indicator inflatable restraint, front passenger/child presence detector (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)
Door locks, child rear security
Safety belts, first and second row belts to body, third row belts to seat, lap and shoulder all seating positions
Air bags, head curtain side-impact, first, second and third row outboard seating positions with rollover sensor (Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and outboard rear seat occupants on the near side of certain side-impact collisions. Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat. See the vehicle's Owner's Manual and child safety seat instructions for more safety information)
Automatic Crash Response
Traction control, all-speed, electronic
Side Blind Zone Alert
Daytime Running Lamps with automatic exterior lamp control
Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (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 in the appropriate infant, child or booster seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the Owner's Manual and child safety seat instructions for more safety information.)