
2020 GMC Sierra 1500
Mileage: 43,243 · Atlanta, GA
$1,663 Below market
2020 GMC Sierra 1500 SLT Crew Cab 4WD
Atlanta, GA
$38,495
$39,488
$1,663 below market
Dealer rating
Request information
Features
Mileage
43,243
Drivetrain
Four-Wheel Drive
Exterior color
Deep Mahogany Metallic
Interior color
Dark Walnut/Slate
MPG
24 MPG
Engine
277 hp 3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2020
- Trim:SLT
- Body type:Pickup Truck
- Exterior color:Deep Mahogany Metallic
- Interior color:Dark Walnut/Slate
- Mileage:43,243 mi
- Condition:Used
- VIN:3GTU9DET5LG298045
- Stock number:S166093A
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:24 MPG
- City gas mileage:22 MPG
- Highway gas mileage:26 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:277 hp 3L I6 Diesel
- Horsepower:277 hp
Safety
- NHTSA overall safety rating:
- NHTSA frontal crash rating:
- NHTSA side crash rating:
- NHTSA rollover rating:
- ABS Brakes
- Adaptive Cruise Control
- Backup Camera
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
- Alloy Wheels
- Android Auto
- Bluetooth
- CarPlay
- Chrome Wheels
- Convenience Package
- Heated Seats
- Navigation System
- Off Road Package
- Preferred Package
- Premium Plus Package
- Remote Start
- SL Package
- SLT Package
- Sunroof/Moonroof
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History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
2 previous owners
Vehicle has 2 previous owners.
Pricing
$38,495
$40,158
Avg. market price (IMV)
This car is $1,663 below market price. We compared this car with similar 2020 GMC Sierra 1500 based on price, mileage, features, condition, dealer reputation, and other factors.
- Price decreasedPrice went down by $993.
Dealer

Dealer reviews
Dealer's description
Excellent Condition. EPA 22 MPG Hwy/16 MPG City! Heated Seats, Moonroof, Nav System, Onboard Communications System, Satellite Radio, Diesel, Back-Up Camera, 4x4, Chrome Wheels, Hitch, X31 OFF-ROAD PACKAGE, DRIVER ALERT PACKAGE I, SLT PREFERRED PACKAGE, SLT PREMIUM PLUS PACKAGE, DRIVER ALERT PACKAGE II, SLT CONVENIENCE PACKAGE, TRANSMISSION, 10-SPEED AUTOMATIC, ELE... AUDIO SYSTEM, PREMIUM GMC INFOTAINMEN...
KEY FEATURES INCLUDE
4x4, Back-Up Camera, Diesel, Satellite Radio, Onboard Communications System, Trailer Hitch, Chrome Wheels, Remote Engine Start, Dual Zone A/C, WiFi Hotspot. Privacy Glass, Keyless Entry, Steering Wheel Controls, Electronic Stability Control. Non-Smoker vehicle GMC SLT with Deep Mahogany Metallic exterior and Dark Walnut/Slate interior features a Straight 6 Cylinder Engine with 355 HP at 5600 RPM*.
OPTION PACKAGES
SLT PREMIUM PLUS PACKAGE includes (PCY) SLT Convenience Package, (PDY) SLT Preferred Package, (PQB) Driver Alert Package I, (PDJ) Driver Alert Package II, (NZM) 20 Polished aluminum wheels, (BVT) Chrome assist steps and (CGN) spray-on bedliner. SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (A48) rear sliding power window, (UG1) Universal Home Remote, (MCZ) 2 USB ports with auxiliary input and (KA6) rear heated seats, DRIVER ALERT PACKAGE II includes (UEU) Forward Collision Alert, (UHX) Lane Keep Assist/Lane Departure Warning, (UHY) Automatic Emergency Braking, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam headlamps, (KSG) Adaptive Cruise Control-Camera and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat. SLT PREFERRED PACKAGE includes (IOT) 8 diagonal Premium GMC Infotainment with navigation, (UQA) Bose Premium Audio System and (K4C) Wireless Charging, SUNROOF, POWER, DRIVER ALERT PACKAGE I includes (UD5) Front and Rear Park Assist, (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting. Includes (V76) recovery hooks on 2WD models. X31 OFF-ROAD PACKAGE includes Off-Road suspension, (JHD) Hill Descent Control, (NZZ) skid plates, (K47) high-capacity air filter and X31 hard badge Includes (NQH) 2-speed transfer case, (XCK) 265/65R18SL all-terrain, blackwall tires, (N10) dual exhaust. AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8 DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO Bluetooth® streaming audio for music and most phones; featuring Android Auto® and Apple CarPlay® capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings. Includes greater memory Note: (PZ8) Hitch Guidance with hitch view is included with trim.), TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD).
A GREAT VALUE
Excellent Condition Reduced from $39,688. This Sierra 1500 is priced $6,100 below Kelley Blue Book.
Pricing analysis performed on 3/30/2026. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.
Additional Information
4-Wheel Disc Brakes,A/C,ABS,Adaptive Cruise Control,Adjustable Steering Wheel,AM/FM Stereo,Apple CarPlay,Auto-Dimming Rearview Mirror,Auxiliary Audio Input,Back-Up Camera,Blind Spot Monitor,Brake Assist,Bucket Seats,Chrome Wheels,Cross-Traffic Alert,Cruise Control,Daytime Running Lights,Diesel Fuel,Driver Adjustable Lumbar,Driver Air Bag,Floor Mats,Fog Lamps,Four Wheel Drive,Front Head Air Bag,Heated Mirrors,Heated Seats,Heated Seats,Heated Steering Wheel,Keyless Entry,Lane Keeping Assist,Leather Steering Wheel,Locking/Limited Slip Differential,Mirror Memory,MP3 Player,Multi-Zone A/C,Navigation System,Pass-Through Rear Seat,Passenger Adjustable Lumbar,Passenger Air Bag,Power Door Locks,Power Driver Seat,Power Mirror(s),Power Outlet,Power Passenger Seat,Power Steering,Power Windows,Premium Sound,Privacy Glass,Rear Defrost,Rear Head Air Bag,Remote Start,Satellite Radio,Seat Memory,Security System,Sliding Rear Window,Smart Device Integration,Split Bench Seat,Stability Control,Steering Wheel Audio Controls,Straight 6 Cylinder Engine,Sunroof / Moonroof,Telematics,Tire Pressure Monitor,Tires - Front All-Season,Tires - Front All-Terrain,Tires - Rear All-Season,Tires - Rear All-Terrain,Tow Hitch,Tow Hooks,WiFi Hotspot
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