Four wheel drive
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
Rear axle, 3.23 ratio
Cooling, external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
Exhaust, aluminized stainless-steel muffler and tailpipe
Hill Descent Control (Requires 4WD model.)
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Differential, heavy-duty locking rear
Engine, 5.3L EcoTec3 V8 (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring all-new Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders, depending on demand, to optimize power delivery and efficiency (Not available with (PEC) Denali Ultimate Package.)
Pickup bed
Suspension, Adaptive Ride Control
Brake lining wear indicator
Frame, fully-boxed, hydroformed front section
Capless Fuel Fill
Trailer brake controller, integrated
Recovery hooks, chrome
Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
Exhaust, dual with premium tips
GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.)
Air filter, high-capacity
Transfer case, two-speed, electronic Autotrac with push button control
Automatic Stop/Start