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  • Masthead image of the 2018 GMC Sierra 3500HD heavy-duty pickup truck.
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EXTERIOR

CLICK AND DRAG TO ROTATE
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Exterior image showing the front end of the 2018 GMC Sierra 3500HD heavy-duty pickup truck.

HIGH-STRENGTH STEEL

Nearly two-thirds of the Sierra cab structure is made from high-strength steels. It’s a fortress of strength that contributes to the Sierra’s quiet cabin. We also use high-strength steel in our fully-boxed frame rails and major frame cross-members.

Image of the hood scoop induction system 2018 Sierra 3500HD, providing cooler airflow to the engine.

SIGNATURE STYLE

  • Hood scoop (induction system) on the Duramax-equipped models provides cooler airflow and contributes to the horsepower rating of the engine
  • Projector-beam headlamps with HID bulbs
  • LED signature front lighting


Photo of the 2018 Sierra 3500HD pickup truck, providing premium duty performance.

PREMIUM DUTY

  • Available Premium Trailering Mirrors
  • High-strength steel bed
  • CornerStep rear bumper
  • Available Amber Roof Marker Lamps

OUR MOST POWERFUL DURAMAX DIESEL EVER

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Image of the all-new 6.6L Duramax diesel engine, available in the 2018 Sierra 3500HD pickup truck.

THE AVAILABLE 6.6L DURAMAX DIESEL ENGINE

  • 445 Horsepower
  • 910 lb.ft. of torque
  • Diesel exhaust brake helps reduce brake pad wear on steep grades
Image of the Duramax logo, featuring enhanced driveline and cooling components.

ENHANCED DRIVELINE AND COOLING COMPONENTS

  • The Duramax hood-scoop induction system provides cooler induction air temperatures to maximize horsepower

Image of the all-new fuel system and acoustic treated rocker covers, quieting the Duramax diesel engine.

QUIET OPERATION

  • This is the quietest idling Duramax diesel engine ever offered in a Sierra HD.


TRAILERING & HAULING

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Image of integrated trailering technologies that give you the confidence to control heavy loads.

CONTROL

  • Available Duramax Diesel power and integrated trailering technologies help give you the confidence to control heavy loads.
  • Stabilitrak with Hill Start Assist, Trailer Sway Control and Traction Control
  • Available Digital Steering Assist which adapts steering input requirements to the situation

Image of available rear vision camera on the 2018 Sierra 3500HD heavy-duty pickup truck.

VISION

  •  Available Accessory Trailering Camera System by Echomaster3
  •  Rear Vision Camera
  •  Available Front and Rear Park Assist
Image of the truckbed of the 2018 Sierra 3500HD, capable of carrying up to 4,044 lbs.

CAPABILITY

  • Maximum Gooseneck/Fifth wheel trailering capacity of 23,300 lbs2 
  • Maximum payload of 7,153 lbs4
  • Available Gooseneck/Fifth Wheel Prep Package. Learn More on GMC Life.

INTERIOR

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Photo of the available heated and ventilated front seats of the 2018 Sierra 3500HD pickup truck.

LONG HAUL COMFORT

In addition to standard dual-density seat foam, your premium cabin is enhanced with available materials and features including:

 

  • Heated and ventilated, perforated leather-appointed front seats
  • Heated and leather-wrapped steering wheel
  • Durable soft-touch instrument panel
  • Standard aluminum trim accents
Photo of the triple door seals that help block outside noise in the 2018 Sierra 3500HD pickup truck.

QUIET CABIN

  • Triple door seals that help block outside noise
  • Aerodynamic exterior mirrors that help reduce wind noise
  • Hydraulic body and engine mounts help reduce vibration

Image showing a tablet using the power outlets and availble Wi-Fi hotspot in the 2018 Sierra 3500HD pickup truck.

ENHANCED USABILITY

  • Available large center console with space for hanging file folders, and laptops
  • Available 110V power outlet
  • Available locking underseat storage on SLE models with bench seating
  • Available wireless charging pad5


TECHNOLOGY

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Photo showing available Color Touch Radio in the 2018 GMC Sierra 3500HD heavy-duty pickup truck.

INTUITIVE INFOTAINMENT

  • Available 8" diagonal GMC Infotainment System6
  • Access to phone, maps, and weather
  • Bluetooth® connectivity7
  • Download select in-vehicle apps via Shop
Interior image showing the Bose speaker featured in the 2018 GMC Sierra 3500HD pickup truck.

PREMIUM AUDIO

  • Available Bose® Premium Speaker System
  • Available HD radio

Interior image showing the available storage inside the center conosle of the 2018 GMC Sierra 3500HD pickup truck.

CONNECTIVITY

  • Available 4G Wi-Fi Hotspot8
  • OnStar Guidance Plan limited trial period9
  • myGMC mobile app10


SAFETY

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Image showing the driver alert technology in the 2018 Sierra 3500HD heavy-duty pickup truck.

DRIVER ALERTS

Available driver alert features include:

 

  • Lane Departure Warning
  • Forward Collision Alert
  • Safety Alert Driver Seat
Image showing the driver alert technology in the 2018 Sierra 3500HD heavy-duty pickup truck.

DRIVER ASSIST FEATURES

These features help provide clarity as you maneuver your Sierra HD:

 

  • Available Front Park Assist
  • Available Rear Park Assist
  • Rear Vision Camera

Image showing the OnStar logo, providing safety and security in the 2018 Sierra 3500HD heavy-duty pickup truck.

SAFE AND SECURE

  • Up to six available airbags11 including front head-curtain side-impact airbags
  • OnStar Automatic Crash Response limited service trial period9
  • OnStar Roadside Assistance limited service trial period

GMC SAFETY MESSAGE

Safety features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Read the vehicle’s Owner’s Manual for important feature limitations and information.


Your safety is very important to us. If you want to determine whether or not there is a recall on your current vehicle or on a vehicle you are considering, visit safercar.gov or call (888) 327-4236.


TRIMS

KEY
= Standard
A = Available
= N/A


FEATURES

SIERRA

SIERRA

SLE

SLE

SLT

SLT

ALL TERRAIN

ALL TERRAIN

DENALI

DENALI

HID Projector Beam Headlamps with LED Signature Lighting

Digital Steering Assist

A A A

6.6L V8 DURAMAX Diesel

A A A A A

Heavy-Duty Automatic Locking Rear Differential

Black Trailering Mirrors

A

Chrome Trailering Mirrors

Fog Lamps

A

LED Cargo Box Lighting

A

Trailering Equipment Package

Rear Vision Camera

EZ-Lift and Lower Tailgate

Leather-Appointed Front Seating

A

Spray-on Bedliner

A A A

Remote Vehicle Starter System

A

Integrated Trailer Brake Controller

Front and Rear Park Assist

A A

Heated and Ventilated Front Leather-Appointed Seats

A

Bose Sound System

A

4.2-inch Diagonal Driver Information Center

8-inch Diagonal Driver Information Center w/ Color Customizable Display

CREW CAB STARTING MSRP1

$40,795

$46,460

$51,300

$57,780

$55,930


All Terrain Package

The 2018 GMC Sierra HD All Terrain Package lets you trailer and haul your payload wherever you need to; whether that takes you on a paved road – or off one. Front and rear body-color bumpers, a more aggressive grille and distinct badging let you do it with style and presence.

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Image showing the 2018 GMC Sierra 3500HD featuring the All Terrain trim package.

OFF-ROAD CAPABILITY

  • All-Terrain tires
  • Twin tube Rancho® brand shocks
  • Underbody Shield
  • Off-Road Driver Information Center graphics
Image showing the 2018 GMC Sierra 3500HD featuring the All Terrain trim package.

EXTERIOR

  • Front and Rear Body-color Bumpers
  • All Terrain Grille insert with body color Grille Surround
  • All Terrain badging on front doors and tailgate
  • Spray-on bedliner
  • Black painted mirror caps
  • Body color door handles
  • Body color body side moldings
  • Black belt moldings
  • Black front bumper skid plate
  • 4” black round assist steps
Image showing the 2018 GMC Sierra 3500HD featuring the All Terrain trim package.

INTERIOR

  • Heated Steering Wheel
  • Sill Plates
  • All-weather floor liners
  • Front leather-appointed bucket seats

PRO GRADE PROTECTION

Standard on every 2018 GMC Sierra 3500HD heavy-duty truck, GMC Pro Grade Protection has you truly protected with features and services, including:

  • Two maintenance visits (includes DEF for diesel)12
  • 3-year/36,000-mile Bumper-to-Bumper Limited Warranty13
  • 5-year/60,000-mile Powertrain Limited Warranty13
  • 5-Year/60,000-mile Roadside Assistance & Courtesy Transportation13
  • HD Duramax Diesel 5 year/100,000-mile Powertrain Limited Warranty13
  • HD Duramax Diesel 5 year/100,000-mile Roadside Assistance & Courtesy Transportation13
  • Limited service trial of OnStar Guidance Plan with a suite of emergency security and diagnostic services9
  • 5-year OnStar Basic Plan14

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