Engine Order Code
SAE Net Horsepower @ RPM
SAE Net Torque @ RPM
Trans Order Code
Trans Description Cont.
Trans Description Cont. Again
First Gear Ratio (:1)
Second Gear Ratio (:1)
Third Gear Ratio (:1)
Fourth Gear Ratio (:1)
Fifth Gear Ratio (:1)
Sixth Gear Ratio (:1)
Reverse Ratio (:1)
Final Drive Axle Ratio (:1)
Seventh Gear Ratio (:1)
Eighth Gear Ratio (:1)
Base Curb Weight
Suspension Type - Front
Suspension Type - Rear
Suspension Type - Front (Cont.)
Suspension Type - Rear (Cont.)
Shock Absorber Diameter - Front
Shock Absorber Diameter - Rear
Stabilizer Bar Diameter - Front
Stabilizer Bar Diameter - Rear
Brake ABS System
Brake ABS System (Second Line)
Disc - Front (Yes or )
Disc - Rear (Yes or )
Front Brake Rotor Diam x Thickness
Rear Brake Rotor Diam x Thickness
Drum - Rear (Yes or )
Rear Drum Diam x Width
Front Wheel Size
Rear Wheel Size
Spare Wheel Size
Rear Wheel Material
Spare Wheel Material
Front Tire Order Code
Rear Tire Order Code
Spare Tire Order Code
Front Tire Size
Rear Tire Size
Spare Tire Size
EPA Fuel Economy Est - Hwy
Cruising Range - City
EPA Fuel Economy Est - City
Fuel Economy Est-Combined
Cruising Range - Hwy
EPA MPG Equivalent - City
EPA MPG Equivalent - Hwy
EPA MPG Equivalent - Combined
Fuel Tank Capacity, Approx
Aux Fuel Tank Capacity, Approx
Tons/yr of CO2 Emissions @ 15K mi/year
EPA Greenhouse Gas Score
Steering Ratio (:1), Overall
Lock to Lock Turns (Steering)
Turning Diameter - Curb to Curb
Turning Diameter - Wall to Wall
Front Head Room
Front Leg Room
Front Shoulder Room
Front Hip Room
Second Head Room
Second Leg Room
Second Shoulder Room
Second Hip Room
Width, Max w/o mirrors
Track Width, Front
Track Width, Rear
Min Ground Clearance
Cargo Area Dimensions
Dead Weight Hitch - Max Trailer Wt.
Dead Weight Hitch - Max Tongue Wt.
Wt Distributing Hitch - Max Trailer Wt.
Wt Distributing Hitch - Max Tongue Wt.
Cold Cranking Amps @ 0° F (Primary)
Maximum Alternator Capacity (amps)
Total Cooling System Capacity
Engine, 6.2L EcoTec3 V8 with Active Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (420 hp [313 kW] @ 5600 rpm, 460 lb-ft of torque [624 N-m] @ 4100 rpm).
Transmission, 10-speed automatic electronically controlled with overdrive, tow/haul mode and tap up/tap down shifting.
Rear axle, 3.23.
Suspension Package, Magnetic Ride Control.
Keyless start, push button start.
Tow/haul mode selector, button located at end of shift lever.
Air cleaner, high-capacity.
Differential, heavy-duty locking rear.
Alternator, 170 amps.
Rear wheel drive.
Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and 2" trailering receiver.
Trailer brake controller, integrated.
Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil.
Cooling, external engine oil cooler, heavy-duty air-to-oil integral to driver side of radiator.
GVWR, 7100 lbs. (3221 kg) (Standard on 2WD models.).
Suspension, front coil-over-shock with stabilizer bar.
Suspension, rear multi-link with coil springs.
Powertrain grade braking.
Brakes, 4-wheel antilock, 4-wheel disc, VAC power with Brake Assist.
Exhaust, aluminized stainless-steel muffler and tailpipe.
Tools, mechanical jack and wheel wrench stored in rear quarter trim
Wheels, 20" x 9" (50.8 cm x 22.9 cm) ultra bright machined aluminum.
Tires, P275/55R20 all-season, blackwall.
Wheel, full-size spare 17" (43.2 cm) steel.
Tire carrier, lockable outside spare winch-type mounted under frame at rear.
Tire, spare P265/70R17 all-season, blackwall.
Luggage rack side rails, roof-mounted, Black (Includes bright accent.).
Active aero shutters, front.
Moldings, bright bodyside.
Assist steps, Black with chrome strip (Deleted when (BRS) power-retractable assist steps are ordered.).
Headlamps, projector beam, high intensity discharge.
Headlamps, IntelliBeam, automatic high beam on/off.
Fog lamps with chrome surrounds.
Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming, body-color with integrated turn signal indicators and ground illumination..
Windshield style, acoustic laminated glass.
Wipers, front rain-sensing, intermittent.
Liftgate, power, hands free
Audio system, 8" diagonal Color Touch Screen Navigation with GMC Infotainment System AM/FM/SiriusXM stereo with seek-and-scan and digital clock, includes Bluetooth streaming audio for music and select phones; voice-activated technology for radio and phone; and Shop. Featuring Apple CarPlay and Android Auto capability for compatible phone; 5 USB ports and 1 auxiliary jack.
Audio system feature, Bose Centerpoint Surround Sound premium 10-speaker system.
Audio system feature, CD player (Replaced by (U42) rear seat entertainment system when (U42) is ordered. Deleted when (PEC) Denali Ultimate Package is ordered.).
SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. (If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at 1-866-635-2349. See our Customer Agreement for complete terms at www.siriusxm.com. All fees and programming subject to change.).
OnStar with 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices: includes data trial for 3 months or 3GB (whichever comes first) (Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations.).
Wireless charging (Not compatible with all phones. Compliant batteries include QI and PMA technologies. Reference Mobile devices manual to confirm what type of battery it uses.).
Active Noise Cancellation.
SiriusXM NavTraffic. Avoid congestion before you reach it by enhancing your vehicle's navigation or entertainment system with NavTraffic. With detailed information on traffic speed, accidents, construction, road closures and more, you will get to your destination faster and more easily than ever before. (SiriusXM Satellite Radio and NavTraffic subscriptions are sold separately or as a package after trial period. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at 1-866-635-2349. See our Customer Agreement for complete terms at www.siriusxm.com. All fees and programming subject to change. NavTraffic available only in select markets. For more information, see www.siriusxm.com/navtraffic.)
Seats, front bucket with perforated leather-appointed heated and ventilated seat cushions, 12-way power driver and passenger seat includes 6-way power cushions, driver seat 2-position memory, 4-way power lumbar control and power recline.
Seats, second row bucket, power release.
Seats, third row 60/40 split-bench, power fold.
Seats, heated and ventilated driver and front passenger perforated leather-appointed.
Seats, heated second row, outboard positions.
Safety Alert Driver Seat.
Console, floor with storage area, cup holders.
Floor mats, color-keyed carpeted first and second row, removable.
Floor covering, color-keyed carpeting.
Steering column, power tilt and telescopic.
Steering wheel, heated, leather-wrapped.
Steering wheel controls, mounted audio controls and cruise controls Driver Information Center controls.
Display, driver, 8" diagonal customizable driver display.
Head-Up Display Includes digital multi-function readouts.
Windows, power all express down, front express up.
Door locks, power programmable with lockout protection.
Passive Entry System includes (AQQ) Remote Keyless Entry.
Remote vehicle start includes extended range Remote Keyless Entry.
Cruise control, electronic with set and resume speed (Not included when (Y66) Adaptive Cruise Control is ordered.).
Pedals, power-adjustable for accelerator and brake.
Universal Home Remote includes garage door opener, programmable.
Climate control, tri-zone automatic, with individual climate settings for driver, right-front passenger and rear passengers.
Defogger, rear-window electric.
Theft-deterrent system, electrical, unauthorized entry.
Power outlet, 110-volt, 1.1 Amp, 150 Watt.
Power outlets, 5 auxiliary, 12-volt includes outlets in the instrument panel, console, back of the console, 1 in 3rd row and 1 in the cargo area..
Mirror, inside rearview auto-dimming.
Assist handles, 1st row passenger and 2nd row outboard seats.
Lighting, interior with dome light driver- and passenger-side door switch with delayed entry feature, cargo lights, door handle or Remote Keyless Entry-activated illuminated entry and map lights in front and second seat positions.
Lighting, interior includes courtesy lighting with theater dimming, lighting for front and rear door handles, front and rear passenger footwells and door storage area
Brakes, 4-wheel antilock, 4-wheel disc.
Low Speed Forward Automatic Braking.
Brakes, Hill Start-Assist.
StabiliTrak, stability control system with brake assist, includes traction control..
Daytime Running Lamps, with automatic exterior lamp control.
Air bags, frontal and side-impact for driver and front passenger driver inboard seat-mounted side-impact and head curtain side-impact for all rows in outboard seating positions (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.).
Passenger Sensing System sensor indicator inflatable restraint, front passenger/child presence detector (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.).
OnStar Guidance plan Limited Trial Service including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Vehicle Diagnostics and more (trial excludes Hands-Free Calling minutes) (Fleet orders receive a 6-month trial. Visit www.onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data.).
LATCH system (Lower Anchors and Top tethers for CHildren), for child safety seats lower anchors and top tethers located in all second row seating positions, top tethers located in third row seating positions.
Parking assist front and rear.
Rear Cross-Traffic Alert.
Forward Collision Alert.
Lane Keep Assist with Lane Departure Warning.
Rear Vision Camera.
Lane Change Alert with Side Blind Zone Alert.
Teen Driver mode a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report gives you information on your teen's driving habits and helps you to continue to coach your new driver.
Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire).
OnStar Basic plan for 5 years includes select vehicle mobile app features, Advanced Diagnostics and Dealer Maintenance Notification (Does not include Emergency, Security or Navigation services. Visit onstar.com for coverage map, details and system limitations.)
Memory Package Memory for driver seat, steering column and outside rearview mirrors and pedals.
Enhanced Driver Alert Package includes (UEU) Forward Collision Alert, Safety Alert Driver Seat, (TQ5) IntelliBeam headlamps, (UHX) Lane Keep Assist with Lane Departure Warning and (UHY) Low Speed Forward Automatic Braking (When (Y66) Adaptive Cruise Control is ordered, RPO Code (Y86) will be removed. All content of (Y86) will remain standard except (UHY) Low Speed Forward Automatic Braking, which is replaced by (UGN) Forward Automatic Braking.)
One of the following incentives may apply to this vehicle. Regional incentives may vary..
Cash Incentive Minimum:
Cash Incentive Bonus Cash:
Qualified Fleet Purchases: 5 Years/100,000 Miles.
Roadside Assistance Years:
Roadside Assistance Miles/km:
Roadside Assistance Note:
Qualified Fleet Purchases: 5 Years/100,000 Miles.
News - Crash Test Results
Choose cars to compare