Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
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Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
Used 2021  GMC Sierra 1500 4WD Crew Cab 157" Denali at Harrisburg Car Credit near Mechanicsburg, PA
2021 GMC Sierra 1500 4WD
Vin: 3GTU9FET3MG216570 Stock #: G771 Mileage: 21,734
Internet Price:
$58,064
Year:
2021
Make:
GMC
Model:
Sierra 1500 4WD
Body Style:
Crew Cab 157" Denali
Exterior Color:
Black
Engine:
6-Cyl Turbo Diesel 3.0 Liter
Transmission:
Automatic 10-Spd w/Overdrive
Mileage:
21,734
Stock #:
G771
VIN:
3GTU9FET3MG216570
Fuel Economy:
22 city / 26 hwy
Harrisburg Car Credit
6251 Carlisle Pike
Mechanicsburg, PA 17050
Vehicle Comments
How would you like cruising away in this outstanding-looking 2021 GMC Sierra 1500 Denali in Onyx Black, beautifully equipped with Denali Ultimate Package (GMC MultiPro Power Steps, Power Sunroof, Wheel Locks (Set of 4) (LPO), and Wheels: 22"" x 9"" Multi-Dimensional Polished Alum), Driver Alert Package I (Lane Change Alert w/Side Blind Zone Alert, Rear Cross Traffic Alert, and Ultrasonic Front & Rear Park Assist), Driver Alert Package II (Adaptive Cruise Control, Automatic Emergency Braking, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, IntelliBeam Automatic High Beam On/Off, and Lane Keep Assist w/Lane Departure Warning), Preferred Equipment Group 5SA (120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 12-Volt Rear Auxiliary Power Outlet, 170 Amp Alternator, 2 USB Ports, 2 USB Ports (1st Row), 4G LTE Wi-Fi Hotspot Capable, Auto-Locking Rear Differential, Auxiliary External Transmission Oil Cooler, Chrome Recovery Hooks, Chrome Wheel To Wheel Assist Steps, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Floor-Mounted Center Console, GMC Connected Access Capable, HD Rear Vision Camera, Heated Driver & Front Outboard Passenger Seating, Heavy-Duty Air Filter, Hill Descent Control, Hitch Guidance w/Hitch View, Integrated Trailer Brake Controller, In-Vehicle Trailering App, Keyless Open & Start, LED Cargo Area Lighting, Manual Tilt-Wheel & Telescoping Steering Column, OnStar & GMC Connected Services Capable, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Rear Defogger, ProGrade Trailering System, Rear Dual USB Charging-Only Ports, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Signature Denali Grille, Spray-On Pickup Bed Liner w/Denali Logo, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), Universal Home Remote, Ventilated Driver & Front Passenger Seats, and Wireless Charging), Technology Package (Bed View Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Multicolor 15"" Diagonal Head-Up Display, and Rear Camera Mirror), Trailering Package (Hitch Guidance), 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 220 Amp Alternator, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Adaptive Ride Control Suspension, Adaptive suspension, Air Conditioning, Alloy wheels, All-Weather Floor Liner (LPO), AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Brake assist, Bumpers: body-color, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Engine Block Heater, Forge Perforated Leather-Appointed Seat Trim, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Genuine wood console insert, Genuine wood door panel insert, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated front seats, Heated steering wheel, Illuminated entry, Low tire pressure warning, Memory seat, Navigation System, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Premium Bose 7-Speaker Sound System, Radio data system, Radio: Premium GMC Infotainment Sys w/Navigation, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster
  • Verified Equipment
  • Standard Features
  • Tech Specs
  • Factory Equipment
  • Consumer Information
  • Factory Options
    • ENGINE, DURAMAX 3.0L TURBO-DIESEL I6(277 hp [206.6 kW] @ 3750 rpm, 460 lb-ft of torque [623.7 N-m] @ 1500 rpm)
  • Selected Equipment
    • 6-Cyl Turbo Diesel 3.0 Liter
    • Automatic 10-Spd w/Overdrive
    • 4WD
    • ABS (4-Wheel)
    • AM/FM/HD Radio
    • Air Bags (Side): Front
    • Air Bags: Dual Front
    • Air Bags: F&R Head Curtain
    • Air Conditioning
    • Auto Climate Control
    • Auxiliary Audio Input
    • Bed Liner
    • Bluetooth Connection
    • Camera: Backup/Rear View
    • Camera: Surround View
    • Certified Pre-Owned
    • Collision Warning
    • Cruise Control
    • Daytime Running Lights
    • Driver Alert Pkg I
    • Fog Lamps
    • HID Headlamps
    • Hill Descent Control
    • Hill Start Assist Control
    • Keyless Entry
    • Keyless Ignition
    • LED Headlamps
    • Lane Change Alert
    • Leather
    • Mirrors: Heated
    • Mirrors: Power
    • Mirrors: w/Turn Signals
    • MultiPro Tailgate
    • Navigation System
    • OnStar
    • Park Assist: Front & Rear Ultrasonic
    • Power Door Locks
    • Power Sliding Rear Window
    • Power Steering
    • Power Tailgate Release
    • Power Windows
    • Premium GMC Infotainment System
    • Premium Sound
    • Privacy Glass
    • Remote Start
    • Roof: Power Sunroof
    • Running Boards
    • Running Boards: Power
    • Seat: Memory
    • Seat: Power Driver
    • Seats: Cooled
    • Seats: Dual Power
    • Seats: Heated
    • Seats: Heated & Ventilated
    • Side Blind Zone Alert
    • SiriusXM Satellite Radio
    • StabiliTrak
    • Steering Wheel Controls: Audio
    • Steering Wheel Controls: Other
    • Steering Wheel: Heated
    • Stepside Bed
    • Theft Deterrent System
    • Theft Recovery System
    • Tilt & Telescoping Wheel
    • Tire Pressure Monitoring System
    • Towing Pkg
    • Traction Control
    • USB Connection
    • Ultimate Pkg
    • Wheels: Oversize Premium 20"+
Please Note: The included equipment is based on the dealership's bookout process and manufacturer's default configuration for this particular vehicle's type (year/make/model/style) which may vary slightly from the actual vehicle in stock. See salesperson to verify accuracy prior to purchase.
  • Safety
    • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
    • Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat 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.)
    • Hitch Guidance
    • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
    • Rear Seat Reminder
  • Package
    • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
    • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Exterior
    • Tire, spare 255/80R17SL all-season, blackwall
    • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
    • Wheelhouse liners, rear
    • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
    • Bumper, front, body-color lower
    • Bumper, rear body-color with corner steps
    • CornerStep, rear bumper
    • Moldings, window surround, Chrome
    • Grille (Signature Denali grille with high gloss Black mesh and Chrome inserts.)
    • Fog lamps, LED
    • Taillamps, LED signature taillight with LED stop and reverse light
    • Mirror caps, chrome
    • Glass, deep-tinted
    • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
    • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
    • Tailgate, GMC MultiPro Tailgate with six functional load/access features
    • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
    • Tailgate and bed rail protection caps, top
    • Door handles, chrome
    • Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Denali logo replaces GMC logo. Deleted with (PCP) Denali CarbonPro Edition. Available with Ship Thru codes (VBE), (VCO), (VDT), (VYC) or (VYS).)
  • Interior
    • Seat adjuster, driver 10-way power including lumbar
    • Seat adjuster, passenger 10-way power including lumbar
    • Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor) (Rear seat features leather seating surfaces.)
    • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
    • Floor covering, color-keyed carpeting
    • Steering column, manual Tilt-Wheel and telescoping
    • Steering wheel, leather-wrapped
    • Steering wheel, heated
    • Driver Information Center, enhanced, 8" diagonal multicolor digital display includes analog speedometer and tachometer gauges
    • In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
    • Compass, located in instrument cluster
    • Exterior Temperature Display, located in radio display
    • Brake lining wear indicator
    • Remote vehicle starter system
    • Universal Home Remote
    • Theft-deterrent system, unauthorized entry
    • Steering column, lock control, electrical
    • Wireless Charging
    • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
    • USB ports, dual, charge-only (2nd row)
    • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
    • Air conditioning, dual-zone automatic climate control
    • Air vents, rear
    • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
    • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • Mechanical
    • Rear axle, 3.23 ratio
    • Pickup bed
    • 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, heavy-duty
    • Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details)
    • Hill Descent Control (Requires 4WD model.)
    • Auto-locking rear differential
    • Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
    • Denali Premium Suspension with Adaptive Ride Control
    • Four wheel drive
    • 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.)
    • 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.)
    • Frame, fully-boxed, hydroformed front section
    • Trailer brake controller, integrated
    • Recovery hooks, chrome
    • Cargo tie downs (12), fixed, rated at 500 lbs per corner
    • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
    • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
    • Capless Fuel Fill
    • Exhaust, dual with premium tips
    • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Entertainment
    • Bose Sound System, premium 7-speaker system with Richbass woofer
    • Steering wheel audio controls
    • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Please Note: These features are based on the manufacturer's default configuration for this particular vehicle's type (year/make/model/style) which may vary slightly from the actual vehicle in stock. See salesperson to verify accuracy prior to purchase.
  • Chassis
    • Frame
      • Frame Type: Hydroformed
    • Tires
      • Spare Tire Order Code: QAQ
      • Spare Tire Size: 255/80R17SL
      • Front Tire Capacity: - TBD - lbs
      • Rear Tire Capacity: - TBD - lbs
      • Spare Tire Capacity: - TBD - lbs
      • Revolutions/Mile @ 45 mph - Front: - TBD - Rev/Mile
      • Revolutions/Mile @ 45 mph - Rear: - TBD - Rev/Mile
      • Revolutions/Mile @ 45 mph - Spare: - TBD - Rev/Mile
    • Brakes
      • Brake Type: Pwr
      • Brake ABS System: 4-Wheel
      • Disc - Front (Yes or ): Yes
      • Disc - Rear (Yes or ): Yes
      • Front Brake Rotor Diam x Thickness: 13.5 x 1.18 in
      • Rear Brake Rotor Diam x Thickness: 13.6 x 0.79 in
    • Wheels
      • Spare Wheel Size: 17 x - TBD - in
      • Front Wheel Material: Aluminum
      • Rear Wheel Material: Aluminum
      • Spare Wheel Material: Steel
    • Steering
      • Steering Type: Electric Rack & Pinion
      • Steering Ratio (:1), On Center: - TBD -
      • Steering Ratio (:1), At Lock: - TBD -
      • Turning Diameter - Wall to Wall: - TBD - ft
    • Fuel Tank
      • Fuel Tank Capacity, Approx: 24 gal
      • Fuel Tank Location: - TBD -
    • Suspension
      • Suspension Type - Front: Independent
      • Suspension Type - Rear: Solid Axle
      • Spring Capacity - Front: 3800 lbs
      • Axle Type - Front: - TBD -
      • Axle Type - Rear: - TBD -
      • Axle Capacity - Front: 3800 lbs
      • Shock Absorber Diameter - Front: 50 mm
      • Shock Absorber Diameter - Rear: 50 mm
      • Stabilizer Bar Diameter - Front: 1.30 in
    • Trailering
      • Dead Weight Hitch - Max Trailer Wt.: 5000 lbs
      • Dead Weight Hitch - Max Tongue Wt.: 500 lbs
    • Weight Information
      • Gross Axle Wt Rating - Front: 3800 lbs
      • Gross Axle Wt Rating - Rear: 3800 lbs
      • Curb Weight - Front: 2918 lbs
      • Curb Weight - Rear: 1949 lbs
      • Gross Combined Wt Rating: 15000 lbs
  • Vehicle
    • Vehicle
      • Model Group: Sierra
      • Vehicle Segment: Large Pick-up
      • Vehicle Type: Crew Cab
      • Body Cab Style: Crew Cab
      • Bed Style: regular
      • Country of Origin: Mexico GMC Truck
  • Dimensions
    • Exterior Dimensions
      • Wheelbase: 156.98 in
      • Length, Overall: 241.25 in
      • Width, Max w/o mirrors: 81.24 in
      • Height, Overall: 75.4 in
      • Overhang, Front: - TBD - in
      • Overhang, Rear w/o bumper: - TBD - in
      • Front Bumper to Back of Cab: - TBD - in
      • Cab to Axle: - TBD - in
      • Cab to End of Frame: - TBD - in
      • Ground to Top of Load Floor: - TBD - in
      • Ground to Top of Frame: - TBD - in
      • Frame Width, Rear: - TBD - in
      • Ground Clearance, Front: 7.97 in
      • Ground Clearance, Rear: 7.97 in
    • Interior Dimensions
      • Passenger Capacity: 5
      • Front Head Room: 43.03 in
      • Front Leg Room: 44.53 in
      • Front Shoulder Room: 66.02 in
      • Front Hip Room: 61.18 in
      • Second Head Room: 40.12 in
      • Second Leg Room: 43.4 in
      • Second Shoulder Room: 65.16 in
      • Second Hip Room: 60.24 in
    • Cargo Area Dimensions
      • Cargo Box Length @ Floor: 79.44 in
      • Cargo Box Width @ Top, Rear: - TBD - in
      • Cargo Box Width @ Floor: 71.4 in
      • Cargo Box Width @ Wheelhousings: 50.63 in
      • Cargo Box (Area) Height: 22.4 in
      • Tailgate Width: - TBD - in
      • Cargo Volume: 71.7 ft³
      • Ext'd Cab Cargo Volume: - TBD - ft³
  • Powertrain
    • Engine
      • Engine Type: Diesel I6
      • Fuel System: Direct Injection
      • Engine Order Code: LM2
      • Displacement: 3.0L/183
      • SAE Net Horsepower @ RPM: 277 @ 3750
      • SAE Net Torque @ RPM: 460 @ 1500
      • Engine Oil Cooler: Yes
      • Engine Block Type: aluminum
    • Electrical
      • Maximum Alternator Watts: - TBD -
    • Transmission
      • Drivetrain: Four Wheel Drive
      • Trans Order Code: MQB
      • Trans Type: 10
      • Trans Description Cont.: Automatic
      • Ninth Gear Ratio (:1): 0.69
      • Tenth Gear Ratio (:1): 0.63
      • Transfer Case Model: Magna
      • Transfer Case Gear Ratio (:1), High: 1.0
      • Transfer Case Gear Ratio (:1), Low: 2.69
    • Cooling System
      • Total Cooling System Capacity: - TBD - qts
Please Note: These technical specifications are based on the manufacturer's default configuration for this particular vehicle's type (year/make/model/style) which may vary slightly from the actual vehicle in stock. See salesperson to verify accuracy prior to purchase.
  • Safety
    • Air bag - side
      • Front Side Air Bag
      • Front Head Air Bag
      • Rear Head Air Bag
    • Safety features
      • Daytime Running Lights
      • Traction Control
      • Tow Hooks
      • Stability Control
      • Blind Spot Monitor
      • Lane Departure Warning
      • Cross-Traffic Alert
      • Driver Restriction Features
      • Front Collision Warning
    • Air bag - frontal
      • Driver Air Bag
      • Passenger Air Bag
      • Passenger Air Bag Sensor
  • Chassis
    • Tires
      • Tire Pressure Monitor
    • Brakes
      • ABS
      • 4-Wheel Disc Brakes
    • Steering
      • Power Steering
    • Trailering
      • Tow Hitch
  • Seating
    • Seats
      • Power Driver Seat
      • Power Passenger Seat
      • Bucket Seats
      • Heated Front Seat(s)
      • Driver Adjustable Lumbar
      • Passenger Adjustable Lumbar
      • Seat Memory
      • Cooled Front Seat(s)
  • Exterior
    • Pickup box
      • Bed Liner
    • Tire - rear
      • Tires - Rear All-Season
    • Tire - front
      • Tires - Front All-Season
    • Running boards
      • Running Boards/Side Steps
  • Powertrain
    • Fuel
      • Diesel Fuel
    • Engine
      • Straight 6 Cylinder Engine
      • Turbocharged
    • Drivetrain
      • Four Wheel Drive
    • Differential
      • Locking/Limited Slip Differential
    • Transmission
      • A/T
      • 10-Speed A/T
  • Accessories
    • Audio
      • AM/FM Stereo
      • Premium Sound System
      • Satellite Radio
      • MP3 Player
      • Auxiliary Audio Input
      • WiFi Hotspot
      • Smart Device Integration
    • Locks
      • Keyless Entry
      • Power Door Locks
    • Window
      • Rear Defrost
      • Power Windows
      • Privacy Glass
      • Sliding Rear Window
    • Mirrors
      • Heated Mirrors
      • Power Mirror(s)
      • Auto-Dimming Rearview Mirror
      • Mirror Memory
      • Power Folding Mirrors
    • Telephone
      • Bluetooth Connection
    • Floor mats
      • Floor Mats
    • Convenience
      • Security System
      • Cruise Control
      • Navigation System
      • Adjustable Steering Wheel
      • Fog Lamps
      • Steering Wheel Audio Controls
      • Power Outlet
      • Rear Parking Aid
      • Leather Steering Wheel
      • Universal Garage Door Opener
      • Telematics
      • Remote Engine Start
      • Back-Up Camera
      • Keyless Start
      • Heated Steering Wheel
    • Air conditioning
      • Climate Control
      • Multi-Zone A/C
      • A/C
Please Note: These options are based on the manufacturer's default configuration for this particular vehicle's type (year/make/model/style) which may vary slightly from the actual vehicle in stock. See salesperson to verify accuracy prior to purchase.
  • Factory Warranty
    • Warranty Note: <<< Preliminary 2021 Warranty >>>
    • Basic Years: 3
    • Basic Miles/km: 36,000
    • Drivetrain Years: 5
    • Drivetrain Miles/km: 60,000
    • Drivetrain Note: HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles
    • Corrosion Years: 3
    • Corrosion Years: 6
    • Corrosion Miles/km: 100,000
    • Corrosion Miles/km: 36,000
    • Roadside Assistance Years: 5
    • Roadside Assistance Miles/km: 60,000
    • Roadside Assistance Note: HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles
    • Maintenance Note: 1 Year/1 Visit
  • Crash Test Results
    • Overall Rating: * * * *
    • Overall Frontal Barrier Crash Rating: * * * *
    • Frontal Barrier Crash Rating Driver: * * * *
    • Frontal Barrier Crash Rating Passenger: * * * *
    • Overall Side Crash Rating: * * * * *
    • Side Barrier Rating: * * * * *
    • Side Barrier Rating Driver: * * * * *
    • Side Barrier Rating Passenger Rear Seat: * * * * *
    • Side Pole Rating Driver Front Seat: * * * * *
    • Male/Female Dummy Note: Male: Average sized adult male dummy in 35-MPH crash into fixed barrier. Rating is evaluation of injury to head, neck, chest, legs. Female: Small-sized adult female dummy in 35-mph crash into fixed barrier. Rating is evaluation of injury to head, neck, chest, legs.
    • Combined Side Rating Front Seat: * * * * *
    • Combined Side Rating Rear Seat: * * * * *
    • Rollover Rating: * * * *
    • Rollover Rating Dynamic Test Result: No Tip
    • Risk of Rollover: 19.80%
    • Rollover Note: Dynamic (moving) test results (Tip or No Tip) and measured rollover-related properties determine vehicle's risk of rollover in single vehicle crash and its rollover rating. The Rollover Resistance Rating utilizes a "fishhook" maneuver which is a series of abrupt turns at varying speeds to see how "top-heavy" a vehicle is.
Please Note: This information is based on the manufacturer's default configuration for this particular vehicle's type (year/make/model/style) which may vary slightly from the actual vehicle in stock. See salesperson to verify accuracy prior to purchase.
Disclaimer:  This is a guide only. See salesperson for additional information. All vehicles subject to prior sale. The dealership, nor ProMax assume any responsibility for the accuracy of the values, sale price, rebate(s), interest rates, terms, monthly payment, equipment, mileage, or for any errors or omissions of the dealership, or ProMax Please verify all information for accuracy prior to purchase.
Air Conditioning, Cruise Control, Power Door Locks, Power Steering, Power Windows, BLACK, ABS (4-Wheel), Air Bags: Dual Front, Seats: Dual Power, Air Bags (Side): Front, Seat: Power Driver, Traction Control, StabiliTrak, Premium Sound, Privacy Glass, Leather, OnStar, Air Bags: F&R Head Curtain, Daytime Running Lights, 4WD, 4WD , Four Wheel Drive, GMC, Towing Pkg, Full Size Truck, Tilt & Telescoping Wheel, Camera: Backup/Rear View, Mirrors: Heated, Mirrors: Power, Steering Wheel Controls: Audio, Steering Wheel Controls: Other, Bed Liner, Seats: Heated, Tire Pressure Monitoring System, Auto Climate Control, Auxiliary Audio Input, Fog Lamps, Running Boards, Sierra 1500, Sierra 1500 4WD, Mirrors: w/Turn Signals, Seats: Cooled, Denali, Seat: Memory, USB Connection, Diesel, Power Sliding Rear Window, Hill Start Assist Control, HID Headlamps, Navigation System, Roof: Power Sunroof, Keyless Entry, Keyless Ignition, LED Headlamps, Wheels: Oversize Premium 20"+, Remote Start, Hill Descent Control, Power Tailgate Release, Theft Recovery System, Camera: Surround View, AM/FM/HD Radio, Certified Pre-Owned, Ultimate Pkg, Stepside Bed, Seats: Heated & Ventilated, Park Assist: Front & Rear Ultrasonic, Theft Deterrent System, Steering Wheel: Heated, Collision Warning, Driver Alert Pkg I, SiriusXM Satellite Radio, Running Boards: Power, Automatic 10-Spd w/Overdrive, Lane Change Alert, GM, Bluetooth Connection, 6-Cyl Turbo Diesel 3.0 Liter, Side Blind Zone Alert, Premium GMC Infotainment System, MultiPro Tailgate, 2021, Front Side Air Bag, Front Head Air Bag, Rear Head Air Bag, Daytime Running Lights, Traction Control, Stability Control, Driver Air Bag, Passenger Air Bag, Passenger Air Bag Sensor, Tire Pressure Monitor, ABS, 4-Wheel Disc Brakes, Power Steering, Bucket Seats, Driver Adjustable Lumbar, Tires - Rear All-Season, Tires - Front All-Season, A/T, AM/FM Stereo, MP3 Player, Auxiliary Audio Input, WiFi Hotspot, Smart Device Integration, Keyless Entry, Power Door Locks, Rear Defrost, Power Windows, Power Mirror(s), Bluetooth Connection, Floor Mats, Security System, Cruise Control, Adjustable Steering Wheel, Steering Wheel Audio Controls, Power Outlet, A/C, Driver Restriction Features, Power Driver Seat, Turbocharged, Satellite Radio, Privacy Glass, Fog Lamps, Telematics, Back-Up Camera, Climate Control, Multi-Zone A/C, Tow Hitch, Passenger Adjustable Lumbar, Heated Mirrors, Auto-Dimming Rearview Mirror, Leather Steering Wheel, Power Passenger Seat, Heated Front Seat(s), Premium Sound System, Universal Garage Door Opener, Remote Engine Start, Tow Hooks, Four Wheel Drive, Keyless Start, Heated Steering Wheel, Seat Memory, Cooled Front Seat(s), Running Boards/Side Steps, Locking/Limited Slip Differential, Sliding Rear Window, Mirror Memory, Power Folding Mirrors, Navigation System, Rear Parking Aid, Lane Departure Warning, Blind Spot Monitor, Cross-Traffic Alert, Straight 6 Cylinder Engine, Diesel Fuel, Bed Liner, 10-Speed A/T, Diesel Fuel, Straight 6 Cylinder Engine, Crew Cab 157" Denali, Front Collision Warning
Text Steve Beck
get pre-approved instantly