Transfer case, electronic Autotrac with rotary controls (Standard with CK10936 models only)
Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode
Suspension, front coil-over-shock with stabilizer bar
Trailering equipment, heavy-duty, includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector, and (VR4) 2" trailering receiver
Tire, spare, P265/70R17
Engine, Vortec 5.3L V8 SFI Flex-Fuel with Active Fuel Management, capable of running on unleaded or up to 85% ethanol (310 hp [231.1 kW] @ 5200 rpm, 335 lb-ft of torque [452.3 N-m] @ 4400 rpm), aluminum block (Standard with CK10936 models only.)
GVWR, 7200 lbs. (3266 kg) (Requires CK10936 models)
Rear axle, 3.73 ratio
SAFETY
Daytime Running Lamps, with automatic exterior lamp control
StabiliTrak, stability control system with Proactive Roll Avoidance
Safety belts, 3-point, driver and front passenger and second row all seating positions, center seating position in first row is lap only
LATCH system, (Lower Anchors and Top tethers for CHildren), for child safety seats
Brakes, 4-wheel antilock, 4-wheel disc
Air bags, dual-stage frontal, driver and right-front passenger with Passenger Sensing System (right-front passenger air bag status on inside rearview mirror) (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)