Get ready to command the road and own every adventure with this 2020 GMC Yukon XL SLT 4-Wheel Drive a full-size SUV that delivers V8 muscle, refined comfort, and room for the whole crew. Its the perfect blend of true towing capability, upscale technology, and everyday versatility ready for family road trips, heavy hauls, and memorable journeys.
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Dominant Performance & Trail-Ready Confidence
Powerful 5.3-liter V8 Engine producing around 355 hp and 383 lb-ft of torque, paired with a smooth 6-speed automatic robust performance you can feel every time you accelerate.
Le Guide de l'auto
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True 4-Wheel Drive with Active Transfer Case boosts traction and confidence, whether youre navigating snow, rain, gravel, or rugged backroads.
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Impressive Towing Capability ready to haul boats, trailers, or toys for weekend fun (when properly equipped).
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Spacious & Premium Inside
Three Rows of Seating for Up to 8 Passengers plenty of room for family, friends, or gear with comfy appointments throughout.
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Leather Upholstery & Power Features make every drive feel refined, while tri-zone automatic climate control keeps everyone comfortable.
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Power Tailgate & Adjustable Pedals add convenience, especially when loading gear or getting set for a trip.
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Connected & Entertaining
8-inch Infotainment Touchscreen with Apple CarPlay & Android Auto keeps your favorite apps, navigation, and music right at your fingertips.
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Premium Bose Audio with Multiple Speakers delivers rich sound for every ride.
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Available Wi-Fi Hotspot & OnStar Services make staying connected on the road easier than ever.
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Safety & Driver Confidence
Enhanced Driver Alert Package (standard on SLT) includes forward-collision warning, automatic emergency braking, lane-departure warning, and more advanced safety you can trust.
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Front and Rear Parking Sensors help when maneuvering this big SUV into tight spots.
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Why Its Exciting
The 2020 GMC Yukon XL SLT 4WD is more than just big its bold. With powerful V8 performance, confident 4-wheel drive, luxurious features, and giant interior space, this SUV is engineered for epic family adventures, heavy-duty jobs, and unforgettable road trips. Its the kind of vehicle that turns everyday errands into exciting experiences and long-distance drives into comfortable journeys youll actually look forward to.
Used 2020 GMCYukon XL SLT
- Exterior Color
- Summit White
- Interior Color
- JET BLACK, PERFORATED LEATHER-APPOINTED SEAT TRIM
- Odometer
- 120,482 miles
- Fuel Economy
- 14/20 MPG City/Hwy
- Transmission
- Automatic
- Drivetrain
- 4x4
- Engine
- Engine: 5.3L, V-8, SIDI, Active Fuel Mgt
- VIN
- 1GKS2GKCXLR154349
- Stock Number
- LR154349
GMC
Yukon XL
Included Packages & Accessories
Detailed Specifications
- Max seating capacity: 7
- Fuel System: Direct Injection
- Fuel tank capacity: 31 gal
- Horsepower: 355
Dealer Notes
KBB.com Consumer Reviews

Overall3.9Out of 5
- 3.0
Not the best or the worst
By Orion | on Friday, October 23, 2020
I have owned this car four years and purchased new from the dealership. The sticker price was $60k for the XL SLE (base model) but I ended up paying $46k and in my opinion is where the vehicle should be priced. One issue that needed to be fixed immediately after purchase was the body, none of the doors body lines matched up so the doors, hood and fenders were removed and replaced properly. There was also a paint defect so they repainted the passenger side of the vehicle as well. The vehicle lacks refinement for having a base model sticker price of $60k, fully loaded is around $90k. Once in a while the transmission will ‘slam’ into gear making a loud noise almost like you ran something over. The dealership says this is normal which I do not agree with, but if this truly is normal I question why GM would find that acceptable. Like most GM vehicles, the quality degrades quickly past the 3 year mark. You get more engine noise (loud ticking), suspension squeaking and premature interior wear. The drivers seat feels like it shifts from side to side while going around turns. I weigh about 180 lbs so I do not think that is the issue with the seat falling apart. Also like most GM vehicles, it won’t leave you stranded. Despite its lack of refinement I have not spent any money on repairs and the regular recommended maintenance is reasonably priced. The XL has a massive interior and I can easily fit sheet goods (Sheetrock, plywood, etc.) up to 4’x8’ and still able to close the back hatch with room to spare. Even with the 3rd row seats up there is room for luggage and my model which does not have 2nd row captains chairs seats up to 8 people. If you have a lot of kids or always doing large home projects this vehicle is one of a few options out there with this much space. This is also wider than the average minivan so you can easily fit 3 child seats in a row with room between them. Towing capacity on my model isn’t great, it is only 6000 lbs but that is due to the 3.18 gear ratio in the rear differential. This means better MPG since the engine is under 2000 rpm at highway speeds. My issue is that I need more towing capacity and the dealership told me it was much higher than it is. I blame this on myself for not verifying before purchase, I should have known better than to trust a sales person... Driving the XL is easier than it looks. The turning radius is tight so parallel parking or just squeezing into a parking space at the store is not a hassle, even better when you back into a spot with the reverse camera. The camera shows lines to predict where your car will go when you turn the wheel which is a nice feature. Driving in snow is not an issue. Even in a foot of snow I usually do not need the 4x4 but will keep it in auto 4x4 just in case. Once I upgraded to off-road tires it was even more capable in bad weather. Stability control is great too, and prevents you from spinning out of control. If you are buying the largest SUV on the market do not expect exceptional gas mileage. Even with the active fuel management I see about 20 to 24 highway and 15 to 18 around town. For a base model the stereo is great, it has 9 Bose speakers and they have plenty of range for playing all types of music with too much distortion. The infotainment system is large and easy to use. Climate control is easy to use which are just normal knobs, I like this better than trying to navigate a touchscreen to change temperature setting because it keeps my eyes on the road. Climate control has 3 zones and keeps everyone comfortable on long trips.… - 5.0
Better than a Cadillac
By Shelly | on Friday, November 20, 2020
Love my yukon. A little rough driving over bumps. Overall better than a esclade any day..… - 2.0
whish it was a better truck
By PG | on Thursday, September 23, 2021
Many thinks stopped working. Love the looks but transmission, starter, tail lights, and AC quite working . Many other people I talked to said same issues.…
Based on 81 consumer ratings for 2015–2020 models. | Privacy
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