New GMC and Buick Showroom

Please choose the Buick or GMC logos below to enter our New Vehicle Showroom tool! From there, use the filters and slide bars on the right to create the Buick car or GMC truck or SUV that's perfect for you!
City mpg:
18
Highway mpg:
24

Actual rating will vary with options, driving conditions, habits and vehicle condition.

2018 GMC Sierra 1500 Truck Overview

The standard features of the GMC Sierra 1500 Base include EcoTec3 4.3L V-6 285hp engine, 6-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st row overhead airbag, airbag occupancy sensor, air conditioning, 17" steel wheels, cruise control, ABS and driveline traction control, StabiliTrak w/Proactive Roll Avoidance electronic stability.

2018 GMC
Sierra 1500 Truck

Starting at: $28,705

  • Manufacturer Offer

    $2,000 cash back on select GMC Sierra 1500 models

    * Read full offer details
    Applies to select new 2018 GMC Sierra 1500.

    * Disclaimer(s)

    • Vehicle must be equipped with one of the following packages: **PCQ**

      See Trims

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Inventory

  • 2018 GMC Sierra 1500 SLT

    • MSRP:$57,040
    Engine:
    5.3L V-8 cyl,
    Transmission:
    8-Speed Automatic,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Jet Black,
    Stock #:
    GS2375,
    Model Code:
    TK15543,
    VIN:
    3GTU2NEC3JG148815
    More
    SLT Crew Cab Premium Plus Package, Off-Road Suspension Package
    View Details
  • 2018 GMC Sierra 1500 SLT

    • MSRP:$57,040
    Engine:
    5.3L V-8 cyl,
    Transmission:
    8-Speed Automatic,
    Exterior Color:
    Summit White,
    Interior Color:
    Cocoa/Dune,
    Stock #:
    GS2382,
    Model Code:
    TK15543,
    VIN:
    3GTU2NEC9JG162122
    More
    SLT Crew Cab Premium Plus Package, Off-Road Suspension Package
    View Details
  • 2018 GMC Sierra 1500 SLT

    • MSRP:$57,040
    Engine:
    5.3L V-8 cyl,
    Transmission:
    8-Speed Automatic,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Jet Black,
    Stock #:
    GS2389,
    Model Code:
    TK15543,
    VIN:
    3GTU2NEC4JG165851
    More
    SLT Crew Cab Premium Plus Package, Off-Road Suspension Package
    View Details
  • 2018 GMC Sierra 1500 SLT

    • MSRP:$57,040
    Engine:
    5.3L V-8 cyl,
    Transmission:
    8-Speed Automatic,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Cocoa/Dune,
    Stock #:
    GS2374,
    Model Code:
    TK15543,
    VIN:
    3GTU2NEC7JG150194
    More
    SLT Crew Cab Premium Plus Package, Off-Road Suspension Package
    View Details
  • 2018 GMC Sierra 1500 SLT

    • MSRP:$57,040
    Engine:
    5.3L V-8 cyl,
    Transmission:
    8-Speed Automatic,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Jet Black,
    Stock #:
    GS2385,
    Model Code:
    TK15543,
    VIN:
    3GTU2NEC1JG159960
    More
    SLT Crew Cab Premium Plus Package, Off-Road Suspension Package
    View Details
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Specifications

  • Air conditioning
  • Speed control
  • Tilt steering wheel
  • Passenger vanity mirror
  • Front beverage holders
  • Overhead console
  • Driver door bin
  • Passenger door bin
  • Approach angle - 15 deg
  • Departure angle - 25 deg
  • Ground clearance (min) - 208mm (8.2")
  • Ramp breakover angle - 24 deg
  • AM/FM radio
  • Premium audio system - GMC Infotainment System
  • Radio data system
  • Speakers - 6
  • Wireless phone connectivity - Bluetooth
  • 1st row LCD monitors - 1
  • Primary LCD size - 7.0"
  • Basic warranty - 36 months/36,000miles
  • Powertrain warranty - 60 months/60,000miles
  • Corrosion perforation warranty - 72 months/100,000miles
  • Roadside assistance coverage - 60 months/60,000miles
  • Maintenance warranty - 24 months/24,000miles
  • Max seating capacity - 3
  • Front seats - bench
  • Manual driver lumbar support
  • Front center armrest - w/storage
  • Engine displacement - 4.3 L
  • Engine horsepower - 285hp @ 5,300RPM
  • Engine torque - 305 lb.-ft. @ 3,900RPM
  • Engine bore x stroke - 99.6mm x 92.0mm (3.92" x 3.62")
  • Compression ratio - 11.00 to 1
  • Payload - 889kg (1,960lbs)
  • Curb weight - 2,048kg (4,515lbs)
  • GVWR - 2,948kg (6,500lbs)
  • Towing capacity - 2,722kg (6,000lbs)
  • Exterior length - 5,221mm (205.6")
  • Exterior body width - 2,032mm (80.0")
  • Exterior height - 1,880mm (74.0")
  • Wheelbase - 3,023mm (119.0")
  • Turning radius - 6.1m (20.0')
  • Front legroom - 1,150mm (45.3")
  • Front headroom - 1,077mm (42.4")
  • Front hiproom - 1,543mm (60.7")
  • Front shoulder room - 1,676mm (66.0")
  • Rear cargo - tailgate
  • Bumpers - chrome
  • Rear step bumper
  • Trailer sway control
  • Engine liters - 4.3
  • Cylinder configuration - V-6
  • Horsepower - 285hp @ 5,300RPM
  • Torque - 305 lb.-ft. @ 3,900RPM
  • Number of valves - 12
  • Variable valve control
  • Cylinder deactivation
  • Engine location - front
  • Recommended fuel - Regular Unleaded
  • Transmission - 6 speed automatic
  • Mode select transmission
  • Manual-shift auto
  • Drive type - rear-wheel
  • Fuel economy combined - 20mpg
  • Fuel tank capacity - 26.0gal.
  • Fuel economy city - 18mpg
  • Fuel economy highway - 24mpg
  • 4 wheel disc brakes
  • ABS brakes
  • Brake assist
  • Dual front impact airbags
  • Dual front side impact airbags
  • Overhead airbag
  • Occupant sensing airbag
  • Ignition disable
  • Electronic stability
  • Traction control
  • Front wheel independent suspension
  • Front anti-roll bar
  • Power steering
  • Speed-sensing steering
  • Front tires - 255/70SR17.0
  • Rear tires - 255/70SR17.0
  • Wheel size - 17"
  • High intensity discharge headlights
  • Fully automatic headlights
  • Delay-off headlights
  • Variably intermittent wipers
  • Front reading lights
  • Display - analog
  • Tachometer
  • Voltmeter
  • Oil pressure gauge
  • Low tire pressure warning
  • Trip computer
  • Exterior parking camera rear

Trims

  MSRP Engine Transmission City/Hwy mpg
Base 2018 GMC Sierra 1500 Truck Base Search New $28,705   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $29,095   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $32,645   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
Base 2018 GMC Sierra 1500 Truck Base Search New $32,730   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $32,945   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $35,405   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $35,470   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $35,530   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $36,710   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
Base 2018 GMC Sierra 1500 Truck Base Search New $36,865   355-hp 5.3L 8-cyl  6-spd auto  16 / 23  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $38,010   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
Base 2018 GMC Sierra 1500 Truck Base Search New $38,620   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $39,310   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $39,610   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
Base 2018 GMC Sierra 1500 Truck Base Search New $40,015   355-hp 5.3L 8-cyl  6-spd auto  16 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $40,475   285-hp 4.3L 6-cyl  6-spd auto  18 / 24  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $41,855   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $41,870   355-hp 5.3L 8-cyl  6-spd auto  16 / 23  
SLT 2018 GMC Sierra 1500 Truck SLT Search New $42,530   355-hp 5.3L 8-cyl  6-spd auto  16 / 23  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $44,445   285-hp 4.3L 6-cyl  6-spd auto  17 / 22  
SLT 2018 GMC Sierra 1500 Truck SLT Search New $44,990   355-hp 5.3L 8-cyl  6-spd auto  16 / 23  
SLT 2018 GMC Sierra 1500 Truck SLT Search New $45,780   355-hp 5.3L 8-cyl  6-spd auto  16 / 22  
SLE 2018 GMC Sierra 1500 Truck SLE Search New $45,840   355-hp 5.3L 8-cyl  6-spd auto  16 / 22  
SLT 2018 GMC Sierra 1500 Truck SLT Search New $48,140   355-hp 5.3L 8-cyl  6-spd auto  16 / 22  
SLT 2018 GMC Sierra 1500 Truck SLT Search New $48,440   355-hp 5.3L 8-cyl  6-spd auto  16 / 22  
Denali 2018 GMC Sierra 1500 Truck Denali Search New $52,605   355-hp 5.3L 8-cyl  8-spd auto  16 / 22  
Denali 2018 GMC Sierra 1500 Truck Denali Search New $55,755   355-hp 5.3L 8-cyl  8-spd auto  15 / 20  
Denali 2018 GMC Sierra 1500 Truck Denali Search New $56,055   355-hp 5.3L 8-cyl  8-spd auto  15 / 20  
While this tool is great for narrowing down your options, there's nothing quite like a test drive to find the perfect fit. After you've browsed our virtual showroom, click here to schedule a test drive at our Buick GMC dealership in Gwinnett serving Northeast Georgia and the Atlanta area.

As always, we invite you to call us at 888-690-0460 if you have any questions!