2020 GMC Sierra SLT
GMC Sierra Details
V8, 6.6L; Turbo
Pacific Blue Metallic
4WD
Diesel
45,053 Miles
Dark Walnut/Slate
4583A
1GT49UEY9LF184773
3500HD
Leather
SLT
Estimated Payment
$0 / month
About This 2020 GMC Sierra
2020 Sierra 3500HD SLT 4WD, Local Trade, Duramax 6.6L V8 Turbodiesel, 220 Amp Alternator, 6 Rectangular Chromed Tubular Assist Steps (LPO), Apple CarPlay/Android Auto, Automatic temperature control, Engine Block Heater, Exhaust Brake, Gooseneck/5th Wheel Package, Heated front seats, Heavy-Duty 80 Amp Battery, Hill Descent Control, Hitch Guidance w/Hitch View, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, LED Smoked Amber Roof Marker Lamps, Off-Road Suspension, Premium audio system: Premium GMC Infotainment System, ProGrade Trailering System, Remote Vehicle Starter System, Speed control, Wheels: 20 6-Spoke Bright Machined Aluminum, X31 Off-Road Package. Odometer is 31470 miles below market average! Auffenberg Advantage includes: Pulse is an award winning solid state electronic rear end collision avoidance system designed for use in automobiles and light duty trucks manufactured after 1991. When you press the brake pedal in your car, Pulse causes the 3rd brake light (a.K.A. Center High Mount Stop Lamp, or CHMSL for short) to Pulse four times, warning the driver behind you that you are slowing down or stopping. Tire & Wheel Protection provides our customers with repair or replacement of wheels and tires if they become damaged and are unable to hold air due to ordinary road hazards. Key & Remote Replacement works for a lost, stolen, or destroyed key and/or remote for a covered vehicle. With this Key & Remote Replacement Program, our customers will be eligible for reimbursement for up to one key and/or remote replacement Paint Protection reduces Fading, oxidation, and loss of gloss due to UV rays and rain. Damage from hard water spots, road and sea salt, tree sap, bird droppings, insects, and acid rain. Disclosure: *Limited to 10 model years or newer under 150K miles. Key: One key replaced if lost, stolen or destroyed, up to $500. Tire &Wheel: up to $250 per tire and $400 per wheel. Paint Protection applied. All coverage expires after 12 months or 12000 miles from date of purchase. Non-transferable. Pulse System installed. Pulse's exclusive Limited Product Warranty that provides an additional $3,000 Total Loss Protection benefit in the unlikely event that Pulse fails to prevent you from a total loss in a rear-end collision. CARFAX One-Owner.We've Completed a Multi-Point Inspection, Fresh Oil Change,New Wiper Blades, New Filters (Cabin and Air) and a Complete Detail. ***Notice*** We market price all vehicles in stock. These prices are subject to change with the market conditions. Transparency and with the small hometown charm. It's all part of the Auffenberg Advantage. Come see us TODAY for a great deal. We value your time and guarantee a fast friendly car buying experience. It just doesn't get any better at this price.GMC Certified Pre-Owned Details: * Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date * Transferable Warranty * Warranty Deductible: $0 * Roadside Assistance * Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date * Vehicle History * 172 Point Inspection * 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscriptionhttps://www.kbb.com/kbbreport/3j82g
Features & Options
- Gooseneck/5th Wheel Package
- Gooseneck/5th Wheel Prep Package
- 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 Front Passenger Windows w/Express Up/Down
- Power Front Windows w/Driver Express Up/Down
- Power Rear Windows w/Express Down
- Power steering
- Power windows
- 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 Bed
- 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 Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- 6 Rectangular Chromed Tubular Assist Steps (LPO)
- Auto-dimming door mirrors
- Black Front & Rear Molded Splash Guards (LPO)
- 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
- ProGrade Trailering System
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Pickup Bed Liner w/GMC Logo
- 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
- Bed View Camera
- Compass
- Compass Located In Instrument Cluster
- Driver door bin
- Driver vanity mirror
- Front 40/20/40 Split-Bench Seat w/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
- 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
- Perforated Leather-Appointed Front 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
- Alloy wheels
- Wheels: 20 6-Spoke Bright Machined Aluminum
- Deep-Tinted Glass
- Variably intermittent wipers
- Local Trade
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2020 GMC Sierra 2500HD AT4 Review
Driven by cheaper fuel prices and a resurgent appetite for all things large, the truck segment is in the midst of a renaissance like never before: they’re bigger, smarter, more capable and increasingly luxurious with jaw dropping price tags. And this one is a real monster – the all-new GMC Sierra Heavy Duty.I’ve driven some big trucks this year including Ram’s new 3500 dually Mega Cab but this one feels even more gargantuan. It’s the Sierra 2500 Heavy Duty; taller and longer than its predecessor and now available in AT4 livery for a little more off-road worthiness. You’ll need the various sidesteps, bumper steps and grab handles for this one because it’s just that large. But that’s what you would expect from a next generation heavy duty; every adjective in the dictionary meaning MORE.
GMC says that trailering is the most important consideration for Sierra Heavy Duty customers – this one can tow 18,500 pound, by the way, you can check the specifics for your configuration right on the door jamb – so they’ve poured a boatload of resources into cameras, apps and a multitude of other features to make pulling stuff as safe and as stress-free as possible.
With 15 camera views including surround vision and a bed view, a rearview camera mirror, and an optional transparent trailer view camera that my tester doesn’t have and requires additional installation, every inch of this truck is covered by more eyeballs. Furthermore, there are larger, power extendable trailering mirrors with power retract, the all-new Park Grade Hold Assist that keeps the wheels braked for an extended period of time, a diesel exhaust brake and an in-vehicle trailering app that can retain various trailer profiles and perform safety tests with that same information available through the myGMC mobile app. And depending upon your trailer, the app can turn on the trailer’s air conditioning or water heater, check water and holding tank levels, or monitor fuel levels for the generator — all while you’re still driving. It does not have, however, Ford’s super easy Pro Trailer Backup Assist that does the steering for you but otherwise the breadth of trailering features here is off the charts impressive. The bed lift-in height is also lower than before for easier 5th wheel and gooseneck hitching. The bigger frame allows for up to 35,500 pounds when configured as a 3500HD, regular cab, 2WD dually diesel. Speaking of which…
So which do you choose: The new 6.6-liter gas V8 or, or for a mere $10,000 more, this carryover 6.6L Duramax diesel? Rated at 445 horsepower and 910 pound-feet of torque it feels more alive than the new 1000 pound-foot Cummins I recently tested in the Ram. And GMC says it now performs more efficiently thanks to this enormous grille and the hood scoop, allowing for increased cooling. I’ve averaged 15mpg.
(Driving stand-up)
The AT4 part of this equation starts with off-road tuned Rancho shocks, skid plates and a locking rear differential. Riding on optional 20” wheels fitted with new Goodyear Trailrunner tires, the AT4 also packs a specific Off-Road driving mode, Hill Descent Control and Hill Start Assist, a heads-up display, off-road gauges, and low speed surround vision camera. It also possesses a bolder appearance and red recovery hooks. Furthermore the cabin receives AT4 specific upgrades such as these color accents and all-weather floor liners. And despite its size it’s an easy going drive with surprisingly precise recirculating ball steering and a new 10-speed transmission that is smooth, reactive and beautifully matched with the diesel. The torsion bar front suspension is an interesting choice but the ride is super smooth UNTIL something upsets the body and then it’s jounce for days.
(Interior stand-up)
Space is not an issue…the rear seats are bigger than some apartments. There are also clever cubbies and the seats fold up when not needed. And my heavily optioned tester is loaded with luxury goodies and safety tech that gives it a high-end resume yet it all just looks a bit dated and uninspired when the competition is going all-in on such matters. I love the convenient location of the wireless charge pad, huge center console, and new higher seating position that places you nearly eye-to-eye with the big rig drivers. But this touchscreen is too small now and there’s no adaptive cruise control on 2500 models even though it looks like it exists. The safety features are otherwise high with auto high beams, the vibrating safety alert seat, lane departure warning and automatic emergency braking.
The next frontier in the pickup truck wars seems to be focused on the tailgate where cleverness has finally arrived. This one has 6 configurations to fit a variety of needs – it’s so smart you wonder why this hasn’t happened before.
Remember those old Chevy TV spots with Howie Long taking shots at Ford for their “old guy” tailgate step? Well, it looks like GM has come to the other side and then some. Called the MultiPro tailgate and introduced on the Sierra 1500, it now moves up to the big boys with various ways to make your job easier.
The price of this truck starts at $57,700 and with options checks in at a healthy $77,155 so Professional Grade doesn’t come cheaply. But this is no doubt a very impressive ¾ ton pickup with off-road chops, huge presence and the trailering tech to match.









