2018 GMC Sierra 3500HD
2018 GMC Sierra 3500HD OVERVIEW 
2018 GMC Sierra 3500HD For Sale
We engineered the Sierra 3500HD to exceed your performance expectations, pushing it to the limit to deliver the kind of professional grade capability you demand.
- Front 40/20/40 Split-Bench Seat
- Outside Manual-Extending Trailer Mirrors
- Daytime Running Lamps
- Assist Handle, Front Passenger and Driver On A-Pillars
- Rear Vision Camera
2018 GMC Sierra 3500HD MODELS
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Sierra 3500HD
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Sierra 3500HD Dual Rear Wheel
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Sierra 3500HD SLE
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Sierra 3500HD SLE Dual Rear Wheel
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Sierra 3500HD SLT
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Sierra 3500HD SLT Dual Rear Wheel
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Sierra 3500HD Dual Rear Wheel Denali
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Sierra 3500HD Single Rear Wheel Denali
2018 GMC Sierra 3500HD CONFIGURATIONS
* Model and trim configurations may vary
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Sierra 3500HD Crew Cab Standard Box
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Sierra 3500HD Crew Cab Long Box Single Rear Wheel
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Sierra 3500HD Crew Cab Long Box Dual Rear Wheel
GMC Sierra 3500HD For Sale
2018 GMC Sierra 3500HD PERFORMANCE 
Vortec® 6.0L V8 SFI Engine
- 360 hp @ 5400 rpm
- 380 lb-ft of torque @ 4200 rpm
- FlexFuel E85-capable
- Variable Valve Timing (VVT) optimizes high-end power and low-end torque
Capability
- Maximum Gooseneck/Fifth wheel trailering capacity of 23,300 lbs
- Maximum payload of 7,153 lbs
- CornerStep rear bumper
- Available Gooseneck/Fifth Wheel Prep Package
2018 GMC Sierra 3500HD APPEARANCE 
Outside Vertical Trailering Mirrors
Includes LED Rear Guidance Lamps for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamps.
2018 GMC Sierra 3500HD COMFORT 
Power Door Locks
- Programmable
- Lock out protection
- Allows you to lock and unlock doors easily whether it’s from the driver or front passenger seat or from outside using the key fob
- Lockout protection helps you avoid locking keys in the vehicle
3.5” Diagonal Monochromatic Driver Information Center
Provides key vehicle information such as average vehicle speed, fuel range, average fuel economy, tire pressure, oil life, trip odometer and warnings.
10-Way Power-Adjustable Driver Seat With Power Lumbar
- Moves the seat forward and back, and up and down
- Tilt the seat cushion and seatbacks
- Also includes 4-way power lumbar
Driver and Front Passenger Heated Seats
At the touch of a button you can warm the cushions and backs with multilevel temperature control.
2018 GMC Sierra 3500HD SAFETY & WARRANTY 
PRO GRADE PROTECTION
Standard on every new GMC - GMC Pro Grade Protection has you truly protected with features and
services including:
- Two maintenance visits
- 3-year / 36,000-mile Bumper-to-Bumper Warranty
- 5-year / 60,000-mile Powertrain Warranty
- 5-year / 60,000-mile Roadside Assistance & Courtesy Transportation
- 3-month trial of OnStar Guidance Plan with a suite of emergency security and diagnostic
services
- 5-year OnStar Basic Plan
Forward Collision Alert
If the system detects that a front-end collision situation is imminent while following a detected vehicle, the system alerts the driver to a potential crash.
Hill Descent Control
- Uses antilock braking to help provide a smooth, controlled descent in rough terrain
- Works without the driver pressing the brake pedal
- Activates by pushing a button on the instrument panel