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1620 East Homer Adams Pkwy Alton, IL 62002

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2016 GMC Sierra 3500 Denali HD OVERVIEW Overview Icon

2016 GMC Sierra 3500 Denali HD in Alton

We engineered the Sierra 3500 Denali HD to exceed your performance expectations, pushing it to the limit to deliver the kind of professional grade capability you demand.

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  • Automatic locking rear differential
  • Power steering with Active Hydraulic Assist
  • Remote locking tailgate
  • Heated steering wheel
  • Dual-zone automatic climate control air conditioning
2016 GMC Sierra 3500 Denali HD Main Img

GMC Sierra 3500 Denali HD Dealer in Alton

2016 GMC Sierra 3500 Denali HD PERFORMANCE Performance Icon

2016 GMC Sierra 3500 Denali HD performance

SUSPENSION

Sierra 3500 Denali HD delivers a smooth ride with a fully independent coil-over-shock front suspension and 3″-wide multistage rear leaf springs, which engage progressively as the load in the bed or the hitch increases.

2016 GMC Sierra 3500 Denali HD performance

AUTOMATIC LOCKING REAR DIFFERENTIAL

No other competitor in Sierra’s class offers an available fully automatic locking rear differential:

- The Eaton® Locker senses a difference in wheel speed of approximately 100 rpm
- It locks to turn both rear wheels in unison for added traction

2016 GMC Sierra 3500 Denali HD performance

DURAMAX DIESEL 6.6L V8 TURBO

The advanced DURAMAX diesel in the Sierra 3500 Denali HD delivers 397 hp and 765 lb ft of torque, making it the most powerful Sierra ever. With nearly 1.4 million sold since 2004, the Duramax is a proven workhorse. Paired with the sophisticated Allison® 1000 Series Transmission with overdrive, this available powertrain also offers a maximum highway range of up to 680 miles on a single fill-up.

2016 GMC Sierra 3500 Denali HD performance

DURALIFE™ BRAKE ROTORS

This ferritic nitrocarburizing technology is a GM-exclusive patented process that hardens and strengthens brakes. Duralife® protects against corrosion and can double the life of the brakes compared to conventional rotors.

2016 GMC Sierra 3500 Denali HD APPEARANCE Appearance Icon

CARGO-BOX BEDLINER 2016 GMC Sierra 3500 Denali HD Appearance Main Img
2016 GMC Sierra 3500 Denali HD appearance

UNMATCHED CARGO-BOX INNOVATION

The 2016 GMC Sierra 3500 Denali HD truck shows how our “Never Say Never” approach to engineering can transform working harder into working smarter. The cargo box includes intuitive features.

2016 GMC Sierra 3500 Denali HD appearance

STANDARD SPRAY-ON BEDLINER

Our high-performance bedliner helps to protect your truck bed from scratches, dents and corrosion by providing it with a durable, watertight seal.

2016 GMC Sierra 3500 Denali HD COMFORT Comfort Icon

2016 GMC Sierra 3500 Denali HD comfort

ALERT TECHNOLOGIES

To help avoid trouble, Sierra is the first heavy duty pickup to offer the new available Driver Alert Package, including Forward Collision Alert, Lane Departure Warning, and the Safety Alert Seat. These innovations help make you aware of the driving environment surrounding your Sierra 3500HD Denali.

2016 GMC Sierra 3500 Denali HD comfort

APPLE CAR PLAY

Apple CarPlay support syncs your phone to Sierra’s IntelliLink system, allowing you to:

- Send, read and reply to texts messages
- Access your artists, songs, playlists and iTunes radio
- Access Apple Maps
- Make calls and listen to voicemail
- Support additional audio apps

2016 GMC Sierra 3500 Denali HD comfort

WIRELESS CHARGING PAD

The 2016 Sierra 3500 Denali HD helps you stay connected with a convenient Wireless Charging Pad, which allows you to seamlessly charge phones, tablets or other mobile devices with ease.

2016 GMC Sierra 3500 Denali HD comfort

A QUIET RIDE

The Denali cabin is engineered to provide you and your passengers with a quiet, comfortable experience.

2016 GMC Sierra 3500 Denali HD SAFETY & WARRANTY Safety Icon

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

2016 GMC Sierra 3500 Denali HD Safety Main Img
2016 GMC Sierra 3500 Denali HD safety

SEGMENT-FIRST DRIVER ALERT TECHNOLOGIES

Sierra 3500 Denali HD pickup truck offers a suite of available advanced safety technologies to give you true peace of mind, including:

- Forward Collision Alert.
- Lane Departure Warning.
- Safety Alert Seat.

2016 GMC Sierra 3500 Denali HD safety

Rear and Front Park Assist

This system becomes active when the vehicle is driven at low speeds:

- Uses sensors at the front and rear to detect stationary objects near the vehicle
- Issues warnings when the vehicle gets too close to an object
- Helps the driver feel more confident when maneuvering into or out of a parking spot

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