2012 Chevrolet Avalanche LTZ

Differential, heavy-duty locking rear
Alternator, 145 amps
Automatic air level control
Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
GVWR, 7000 lbs. (3175 kg) (Requires CC10936 models.)
Suspension, rear multi-link with coil springs
Trailering equipment includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and (VR4) 2" trailering receiver
Suspension, front coil-over-shock with stabilizer bar
Brakes, 4-wheel antilock, 4-wheel disc
Key, single, 2-sided
Transmission, 6-speed automatic
Rear axle, 3.08 ratio (Not available with (K5L) heavy-duty trailering package)
Rear wheel drive
SAFETY
StabiliTrak, stability control system with traction control, includes electronic trailer sway control and hill start assist
Tire Pressure Monitoring System (does not apply to spare tire)
LATCH system, (Lower Anchors and Top tethers for CHildren), for child safety seats
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.)
Safety belts 3-point, driver and front passenger and second row all seating positions, center seating position in first row is lap only
Automatic Crash Response
OnStar Turn-by-Turn Navigation
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.)
Stolen Vehicle Assistance
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.)
Daytime Running Lamps with automatic exterior lamp control
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.)
Rear Parking Assist, Ultrasonic with audible warning