2011 Chevrolet Avalanche LT Z71 Park Assist

Steering, power
Engine, Vortec 5.3L V8 SFI FlexFuel with Active Fuel Management, capable of running on unleaded or up to 85% ethanol (with gas - 320 hp [239 kW] @ 5400 rpm, 335 lb-ft of torque [454 N-m] @ 4000 rpm, with E85 ethanol - 326 hp [243 kW] @ 5300 rpm, 348 lb-ft of torque [472 N-m] @ 4400 rpm), aluminum block (Requires 4WD models.)
Transfer case, active, single-speed does not include neutral and cannot be dinghy towed (Requires CK10936 models. Not available with (K5L) heavy-duty trailering equipment.)
Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
Alternator, 145 amps
PACKAGE
Suspension Package, Premium Smooth Ride (Not available with (Z71) Off-Road Suspension Package)
SAFETY
Stolen Vehicle Assistance (Deleted when (UE0) OnStar delete is ordered.)
Tire Pressure Monitoring System (does not apply to spare tire)
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 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.)
Air bags, seat-mounted side-impact driver and right-front passenger (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 in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)
Safety belts 3-point, driver and front passenger and second row all seating positions, center seating position in first row is lap only
Rear Parking Assist, Ultrasonic with audible warning
Automatic Crash Response (Deleted when (UE0) OnStar delete is ordered.)
StabiliTrak, stability control system with traction control
OnStar, 6 months 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.)
OnStar Turn-by-Turn Navigation (Deleted when (UE0) OnStar delete is ordered.)
Air bags, head curtain side-impact, front and rear 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 rear seat outboard 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 in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)