2020 GMC Sierra 1500 AT4



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Vehicle Information

VIN: 1GTP9EEL1LZ199712
Stock #: UT199712
Model Code: TK10543
  • Condition Used
  • Body Style Crew Cab
  • Exterior Color Dark Sky Metallic
  • Interior Color Dark Sky Metallic
  • Mileage 84,226
  • Fuel Economy
    City/Highway 15/19 MPG
  • Engine Engine: 6.2L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Vehicle Details
Experience rugged capability and refined comfort with this 2020 GMC Sierra 1500 AT4 4WD, now available in Havre MT. Powered by a robust V8 6.2L gasoline engine, this GMC Sierra AT4 delivers commanding performance whether you're towing, hauling, or tackling off-road trails. The AT4 package brings an aggressive stance, off-road-tuned suspension, and premium comfort features that make every drive confident and enjoyable. Inside, the cabin blends utility with modern tech: Hands Free Bluetooth® keeps calls and media seamless while Apple CarPlay integrates your smartphone for navigation and entertainment. The heated steering wheel adds warmth and comfort on chilly Montana mornings, and Adaptive Cruise Control enhances highway driving ease and safety. This truck includes a CARFAX Clean Report, providing added peace of mind about its history. Exterior and interior styling highlight durable materials and thoughtful details - from protective skid plates to supportive seating - designed for both adventure and daily use. The 4WD system ensures traction across varying terrain around Havre and beyond, and the V8 6.2L engine supplies the low-end torque you want for towing or off-road challenges. Perfect for outdoor enthusiasts, contractors, or anyone who appreciates a tough, feature-rich pickup, this GMC Sierra 1500 AT4 combines capability, technology, and a proven history. Schedule a test drive in Havre MT to feel the power and comfort of this notable GMC Sierra 1500 AT4 for yourself.

Equipment
Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future. This vehicle has auto-adjust speed for safe following. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. This 1/2 ton pickup comes equipped with Android Auto for seamless smartphone integration on the road. The installed navigation system will keep you on the right path. Keep your hands warm all winter with a heated steering wheel in the vehicle . Apple CarPlay: Seamless smartphone integration for this 2020 GMC Sierra 1500 - stay connected and entertained on the go! The vehicle features a high end BOSE stereo system. This unit features steering wheel audio controls. Lane Keep Assist in the vehicle helps maintain safe driving by gently steering to stay within the lane. This model's Lane Departure Warning keeps you safe by alerting you when you drift from your lane.

Packages
Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert. Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control - Camera. AT4 Premium Package. Technology Package: 8" Driver Information Centre; HD Surround Vision with 2 Trailer View Camera Provisions; Multi-Colour 15" Diagonal Head-Up Display; High Gloss Black Mirror Caps; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Hitch Guidance; 2 USB Ports (1st Row); 3.23 Rear Axle Ratio; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Body-Colour Surround Grille; High-Capacity Air Filter; Skid Plates; Compass; 4.2" Diagonal Colour Display Driver Info Centre; 120-V

All Features

AT4 PREFERRED EQUIPMENT GROUP

  • includes standard equipment

SEATS, FRONT BUCKET

  • with center console (STD)

TECHNOLOGY PACKAGE

  • includes (UVS) HD Surround Vision
  • (DRZ) Rear Camera Mirror
  • (UVN) Bed View Camera and (UV6) Multicolor 15" Diagonal Head-Up Display Includes (UHS) 8" Digital Driver information Center and (DP6) Black mirror caps.)

REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING

  • with full camera display

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.)

ENGINE, 6.2L ECOTEC3 V8

  • (420 hp [313 kW] @ 5600 rpm
  • 460 lb-ft of torque [624 Nm] @ 4100 rpm); featuring all-new Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders
  • depending on demand
  • to optimize power delivery and efficiency

TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED

  • with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD)

AT4 PREMIUM PACKAGE

  • includes (PDO) AT4 Preferred Package
  • (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires
  • (PQB) Driver Alert Package I and (RVQ) 6" Black rectangular assist steps
  • LPO

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.)

AT4 PREFERRED PACKAGE

  • includes (UG1) Universal Home Remote
  • (A48) rear sliding power window
  • (IOT) 8" diagonal Premium GMC Infotainment with navigation
  • (UQA) Bose Premium Audio System and (K4C) Wireless Charging

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.

TIRES, 275/60R20SL ALL-TERRAIN, BLACKWALL

  • (Includes (QAQ) spare tire.)

DRIVER INFORMATION CENTER, ENHANCED, 8" DIAGONAL MULTICOLOR DIGITAL DISPLAY

  • includes analog speedometer and tachometer gauges

LANE KEEP ASSIST

  • with Lane Departure Warning

LANE CHANGE ALERT

  • with Side Blind Zone Alert

BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM

  • with Richbass woofer

BED VIEW CAMERA

  • includes Two Trailer Camera Provisions

HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS

  • provides the driver with an overhead view of the scene around the vehicle on a center stack display

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 15 MPG
    • Hwy: 19 MPG
    • Combined: 17 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Gasoline Fuel
  • Horse Power
    • Horse Power: 420
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 0
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May not represent actual vehicle. (Options, colors, trim and body style may vary)

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.