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Pre-Owned Vehicle Sales Price includes the $699 Doc Fee and is plus tax, title, and license. Every qualifying Courtesy pre-owned vehicle includes our Complimentary Loyalty Program at no additional charge, featuring Courtesy Concierge with VIP Hotline, Service Booking, Vehicle Status Updates, and GPS App + Theft Protection with 12-month coverage ($599 value), Ceramic 360Shield with 12-month interior and exterior protection ($399 value), and Nitrogen for Life ($169 value). That's up to $1,167 in complimentary ownership benefits designed to help protect your vehicle, simplify ownership, and provide added peace of mind. Courtesy Automotive Group has been proudly family-owned and operated since 1955, serving generations of Arizona drivers. SLT Duramax 6.6L V8 Turbodiesel 4D Crew Cab 4WD 10-Speed Automatic<br><br><br>2021 GMC Sierra 2500HD SLT<br><br>10-Speed Automatic, 4WD, Jet Black Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 18" Machined Aluminum Wheels, 2-Speed Active Transfer Case, 220 Amps Alternator, 2nd Row Dual USB Charge-Only Ports, 4-Wheel Disc Brakes, 4.2" Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, Alloy wheels, 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: chrome, Chrome Surround Grille w/High Gloss Black Mesh, Compass, Compass Located In Instrument Cluster, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Front 40/20/40 Split-Bench Seats w/Lockable Storage, Front anti-roll bar, Front Center Armrest w/Storage, Front dual zone A/C, Front fog lights, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Connected Access Capable, HD Radio, Heated door mirrors, Heated Driver & Front Outboard Passenger Seats, Heated front seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hill Descent Control, Hitch Guidance w/Hitch View, Illuminated entry, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Occupant sensing airbag, Off-Road Suspension, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perf Leather-Appointed Front Outboard Seat Trim, Pickup Box, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power passenger seat, Power Rear Windows w/Express Down, Power steering, Power windows, Power Windows w/Driver Express Up/Down, Preferred Equipment Group 4SA, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM w/Premium GMC Infotainment System, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote keyless entry, Remote Vehicle Starter System, Security system, SiriusXM w/360L, Speed control, Speed-sensing steering, Split folding rear seat, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Suspension Package, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Unauthorized Entry Theft-Deterrent System, Variably intermittent wipers, Voltmeter, Winter Grille Cover, Wireless Phone Projection, X31 Off-Road Package, Ceramic Window Tint Added, Nitro, Preferred Equipment Group 4SA|Suspension Package|X31 Off-Road Package|6 Speakers|6-Speaker Audio System Feature|AM/FM radio: SiriusXM with 360L|HD Radio|Premium audio system: Premium GMC Infotainment System|Radio: AM/FM w/Premium GMC Infotainment System|SiriusXM w/360L|Steering Wheel Audio Controls|Air Conditioning|Automatic temperature control|Electric Rear-Window Defogger|Front dual zone A/C|Rear window defroster|12-Volt Rear Auxiliary Power Outlet|120-Volt Bed Mounted Power Outlet|120-Volt Instrument Panel Power Outlet|Driver Memory|Memory seat|Power driver seat|Power steering|Power windows|Power Windows w/Driver Express Up/Down|Remote keyless entry|Remote Vehicle Starter System|Steering wheel mounted audio controls|Manual Tilt-Wheel/Telescoping Steering Column|Off-Road Suspension|Speed-sensing steering|Traction control|4-Wheel Disc Brakes|ABS brakes|Dual front impact airbags|Dual front side impact airbags|Electrical Lock Control Steering Column|Front anti-roll bar|Front wheel independent suspension|Keyless Open & Start|Low tire pressure warning|Occupant sensing airbag|Overhead airbag|Power Door Locks|Pickup Box|Brake assist|Electronic Stability Control|Hill Descent Control|Delay-off headlights|Front fog lights|Fully automatic headlights|Panic alarm|Security system|Unauthorized Entry Theft-Deterrent System|Speed control|2-Speed Active Transfer Case|220 Amps Alternator|Engine Block Heater|Exhaust Brake|Heavy-Duty 80 Amp Battery|Auto-dimming door mirrors|Bumpers: chrome|Chrome Surround Grille w/High Gloss Black Mesh|Heated door mirrors|LED Cargo Area Lighting|LED Smoked Amber Roof Marker Lamps|Power door mirrors|Rear step bumper|Rear Wheelhouse Liners|Turn signal indicator mirrors|Winter Grille Cover|2nd Row Dual USB Charge-Only Ports|4.2" Diagonal Color Display Driver Info Center|4G LTE Wi-Fi Hotspot Capable|Apple CarPlay/Android Auto|Auto-dimming Rear-View mirror|Compass|Compass Located In Instrument Cluster|Driver door bin|Driver vanity mirror|Front 40/20/40 Split-Bench Seats w/Lockable Storage|Front reading lights|GMC Connected Access Capable|Heated steering wheel|Illuminated entry|OnStar & GMC Connected Services Capable|Outside temperature display|Overhead console|Passenger vanity mirror|Rear reading lights|Rear seat center armrest|Tachometer|Telescoping steering wheel|Tilt steering wheel|Trip computer|Voltmeter|Wireless Phone Projection|10-Way Power Driver Seat Adjuster w/Lumbar|10-Way Power Passenger Seat Adjuster w/Lumbar|Heated Driver & Front Outboard Passenger Seats|Heated front seats|Perf Leather-Appointed Front Outboard Seat Trim|Power passenger seat|Split folding rear seat|Front Center Armrest w/Storage|Passenger door bin|Hitch Guidance w/Hitch View|In-Vehicle Trailering System App|Integrated Trailer Brake Controller|18" Machined Aluminum Wheels|Alloy wheels|Deep-Tinted Glass|Power Front Passenger Windows w/Express Up/Down|Power Rear Windows w/Express Down|Variably intermittent wipers|Ceramic Window Tint Added|Nitrogen added Tires|Connect and Protect Package Includes Lojack Auto Security |