Windows, power front and rear with driver express up and down and express down on all other windows
Mechanical:
Alternator, 150 amps
Body, Pick Up Box
Cooling, external engine oil cooler
Four wheel drive
GVWR, 7100 lbs. (3221 kg) (Requires 4WD models and (LV3) 4.3L EcoTec3 V6 engine.)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
Suspension Package, Handling/Trailering
Battery, heavy-duty 730 cold-cranking amps/70 Amp-hr, maintenance-free with rundown protection and retained accessory power
Brakes, 4-wheel disc with DURALIFE rotors, 4-wheel antilock
Exhaust, aluminized stainless-steel muffler and tailpipe
Frame, fully-boxed, hydroformed front section
Rear axle, 3.42 ratio (Standard on 4WD (LV3) 4.3L EcoTec3 V6 engine and (L86) 6.2L EcoTec3 V8 engine. Available with (L83) 5.3L EcoTec3 V8 engine.)
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
Transfer case, electronic Autotrac with rotary dial control (Included with 4WD models only.)
Safety:
Air bags, dual-stage frontal and side-impact, driver and front passenger and head-curtain and seat-mounted side-impact, front and rear outboard seating positions with Passenger Sensing System (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
Tire Pressure Monitoring System (does not apply to spare tire)
Daytime Running Lamps with automatic exterior lamp control