• 2018 GMC Sierra 3500HD heavy duty pickup truck from GM Fleet
2018 GMC Sierra 3500HD pickup truck key attributes


Conquer every job with power and efficiency in the new 2018 GMC Sierra 3500HD. Built to handle your heavy-duty needs, the available Duramax® 6.6L Turbo-Diesel V8 engine gives drivers the confidence to control heavy loads, whether they’re towing equipment or hauling the crew. Upfitter-friendly and ready to perform, add this Professional Grade pickup truck to your fleet as the ultimate workhorse.

2018 GMC Sierra 3500HD pickup truck side view from GM Fleet
2018 GMC Sierra 3500HD pickup truck Dimensions


  • Maximum Gooseneck/Fifth-Wheel trailering capacity2 of 23,200 lbs.
  • Maximum payload3 of 7,153 lbs.
  • Upfitter-friendly versatility with 3 cab configurations with standard or long boxes


  • Standard Rear Vision Camera (not included with pickup box delete)
  • Available Forward Collision Alert
  • Available Lane Departure Warning
  • Available Front and Rear Park Assist



  • Standard Apple CarPlay™4 and Android Auto™5 Capability
  • Available OnStar® 4G LTE with a built-in Wi-Fi® hotspot6
  • Available telematics solutions from Telogis®, Spireon or Commercial Link™
  • Bluetooth®7 connectivity
2018 GMC Sierra 3500HD pickup truck Capabilities
2018 GMC Sierra 3500HD pickup truck Safety
2018 GMC Sierra 3500HD pickup truck Connectivity options

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.


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.


2018 GMC Sierra 3500HD pickup truck Comparison chart
2018 GMC Sierra 3500HD pickup truck Competitive Comparison


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