StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist

Daytime Running Lamps with automatic exterior lamp control

Air bags, frontal, driver and right-front passenger 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.)

Air bags, head curtain side-impact, front and rear outboard seating positions with rollover sensor (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.)

Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (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.)

Door locks, rear child security. (Crew Cab models only.)

MECHANICAL (19)

• Engine, Vortec 5.3L Variable Valve Timing V8 SFI FlexFuel with Active Fuel Management capable of running on unleaded or up to 85% ethanol (with gas - 315 hp [234.8 kW] @ 5200 rpm, 335 lb-ft of torque [452.2 N-m] @ 4000 rpm, aluminum block (Requires TK10543 or TK10753 models.)
• Rear axle, 3.08 ratio (Refer to Engine/Axle chart for availability.)
• Suspension Package, Handling/Trailering, heavy-duty includes 46 mm piston monotube shocks and 36mm front stabilizer bar (Includes 36mm front stabilizer bar when (NHT) Max Trailering Pack is ordered.)
• GVWR, 7000 lbs. (3175 kg) (Requires TC10753 models and (NHT) Max Trailering Pack or TK10753, TK10953 or TK10543 models.)
• Transfer case, electronic Autotrac with rotary dial controls (Requires 4WD models.)
• Four wheel drive
• Heavy Duty Cooling Package, heavy-duty includes (KC4) external engine oil cooler, (KNP) auxiliary external transmission oil cooler, electric fan and heavy-duty radiator
• Cooling, external engine oil cooler heavy-duty air-to-oil, integral to driver side of radiator tank
• Cooling, auxiliary external transmission oil cooler heavy-duty air-to-oil
• Battery, heavy-duty 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power
• Alternator, 145 amps
• Frame, fully-boxed, hydroformed front section
• Trailering Package, heavy-duty includes trailering hitch platform and 2-inch receiver, 7-wire harness (harness includes wires for: park lamps, backup lamps, right turn, left turn, electric brake lead, battery and ground) with independent fused trailering circuits mated to a 7-way sealed connector, wiring harness for after-market trailer brake controller (located in the instrument panel harness), and (KNP) external transmission oil cooler
• Pickup box, Wideside
• Suspension, front independent, coil over shock
• Suspension, rear 2-stage multi-leaf springs, semi-elliptic
• Steering, power, rack-and-pinion
• Exhaust, aluminized stainless-steel muffler and tailpipe
• Tools, mechanical jack and wheel wrench located in back of cab

EXTERIOR (14)

• Wheel, 17" (43.2 cm) steel spare (spare wheel will not cosmetically match the other 4 wheels)
• Tire carrier outside spare, winch-type mounted under frame at rear
• Spare tire lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front chrome (Includes body-color bumper top caps.)
• Bumper, rear chrome, step-style with pad
• Air dam, Black
• Moldings, bodyside, body-colored (Moldings are deleted if any SEO paint is ordered.)
• Grille, chrome with chrome surround (Not included when (VAT) Chrome grille, LPO is ordered.)
• Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature
• Lamps, dual cargo area lamps
• Glass, Solar-Ray deep-tinted (all windows except light-tinted glass on windshield and driver- and front passenger-side glass) (With Regular Cab models, includes rear window. With Extended Cab models, includes rear and rear quarter windows. With Crew Cab models or (C49) rear-window defogger, includes light-tinted rear window. Included with (PCM) Work Truck Preferred Package.)
• Wipers, front intermittent wet-arm with pulse washers
• Tailgate protection, top of tailgate protection cap
• Door handles, color-keyed

ENTERTAINMENT (2)

• Audio system feature, Bose premium speaker system with sub-woofer in center console
• Bluetooth for phone personal cell phone connectivity to vehicle audio system

INTERIOR (17)

• Seat, rear 60/40 folding bench (folds up), 3-passenger, folding (includes child seat top tether anchor)
• Steering wheel, leather-wrapped with theft-deterrent locking feature
• Steering wheel controls, mounted audio controls
• Steering column Tilt-Wheel, adjustable with brake/transmission shift interlock
• Driver Information Center with odometer, trip odometer and message center (monitors numerous systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature and oil change notification) (Driver Information Center controls are operated through the trip button unless (UK3) steering wheel mounted audio controls is ordered. On 3SA, 3SF and 4SA, includes 8-point compass and outside temperature.)
• Instrumentation, analog with speedometer, fuel level, engine temperature, and tachometer (Includes voltmeter and oil pressure indicators.)
• Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on
• Windows, power with driver Express-Down (Includes front passenger Express-down.)
• Cruise control, electronic with set and resume speed, located on steering wheel
• Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger
• Defogger, rear-window electric (Not available with (A48) power sliding rear window.)
• Cup holders, front (Also includes rear cupholders on Extended and Crew Cab models.)
• Headliner, Opal Gray-colored cloth with matching retainer moldings
• Visors, driver and front passenger sliding with clip and illuminated vanity mirror on driver and passenger-side, Opal Gray-colored
• Assist handle, front passenger (Also includes rear assist handles in the headliner on Extended and Crew Cab models.)
• Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches
• Coat hooks, rear driver and passenger side