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1620 East Homer Adams Pkwy Alton, IL 62002

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2022 GMC Sierra 2500 AT4 OVERVIEW Overview Icon

2022 GMC Sierra 2500 AT4 in Alton

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  • Black Chrome Grille Inserts with High-Gloss-Black Grille Surround
  • Off-Road Suspension, Rancho Shocks and Skid Plates
  • 12 Total Cargo Tie-Downs, Rated at 500 lbs. per Corner
  • Available Lane Departure Warning, Rear Cross Traffic Alert, Front and Rear Park Assist and more
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GMC Sierra 2500 AT4 Dealer in Alton

2022 GMC Sierra 2500 AT4 PERFORMANCE Performance Icon

2022 GMC Sierra 2500 AT4 performance

ADVANCED ENGINES

  • Standard 6.6L V8 Gas Engine with 6-Speed Automatic Transmission
    • 401 hp and 464 lb.-ft. of torque
  • Available Duramax® 6.6L Turbo-Diesel V8 Engine with Allison® 10-Speed Automatic Transmission
    • 445 hp and 910 lb.-ft. of torque
    • Large variable-speed cooling fan and dual path air induction system
    • Factory-installed diesel after-run function maintains an ideal temperature for performance and minimizes fuel consumption
    • Intelligent diesel exhaust brake system
2022 GMC Sierra 2500 AT4 performance

MYGMC MOBILE APP TRAILERING FEATURES

  • Create and manage trailer profiles, even share with other Sierra owners
  • Trailer Light Test
    o    Remotely activate trailer lights to ensure in working order
  • Pre-Departure Checklist
    o    Review a pre-departure checklist, or create your own
  • Trailer Load Calculator
    o    Find out the combined weight of your truck and trailer for a confident towing experience
  • Trailering Health
    o    View and receive alerts on key components of your trailer like tire pressure monitoring(10) and trailer miles
  • Trailering Glossary
    o    Quick reference to trailering related materials
2022 GMC Sierra 2500 AT4 performance

PROGRADE™ TRAILERING SYSTEM

The Sierra Heavy Duty pickup truck is engineered to enhance your trailering experience with the ProGrade Trailering System. This system of intelligent trailering technologies helps streamline the hitching and towing process with integrated tools that help you tow with commanding control.

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2022 GMC Sierra 2500 AT4 appearance
2022 GMC Sierra 2500 AT4 appearance
2022 GMC Sierra 2500 AT4 appearance

2022 GMC Sierra 2500 AT4 COMFORT Comfort Icon

2022 GMC Sierra 2500 AT4 comfort

PURPOSEFUL ACCOMMODATIONS & ACCENTS

  • Premium front and rear floor liners with removable carpet inserts
  • Embroidered AT4 logos
  • Heated and ventilated perforated front leather seating(2) surfaces
  • Exclusive Jet Black with Kalahari interior
  • Heated leather-wrapped steering(1) wheel
  • Rear seatback and under-seat storage
  • Powerful HVAC system with dual-zone climate control and rear-seat outlets
2022 GMC Sierra 2500 AT4 comfort

AVAILABLE BOSE PREMIUM SOUND SYSTEM

The Bose Premium Sound System supplies seven well-placed speakers along with a Richbass woofer to produce powerful, high-quality concert-like sound wherever you go.

2022 GMC Sierra 2500 AT4 comfort

AVAILABLE FIRST-IN-CLASS 15" DIAGONAL HEAD-UP DISPLAY

A multicolor 15" diagonal Head-Up Display (a first in the heavy-duty pickup class) helps you keep your eyes on the road by projecting directly onto the windshield key information such as: Speed, tachometer, mobile alerts, available navigation, Forward Collision Alert, Lane Departure Warning, cruise control and more.

2022 GMC Sierra 2500 AT4 comfort

APPLE CARPLAY®

With Apple CarPlay compatibility you have wired or wireless access to iPhone features such as hands-free phone calls and messaging, Apple Music™, Apple Maps and more. Standard on all HD models.

2022 GMC Sierra 2500 AT4 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:

  • 3-year / 36,000-mile Bumper-to-Bumper Limited Warranty
  • 5-year / 60,000-mile Powertrain Limited Warranty
  • 5-year / 60,000-mile Roadside Assistance & Courtesy Transportation
  • 3-year / 36,000-mile Corrosion Protection
  • 6-year / 100,000-mile Rust-Through Protection
  • First maintenance visit
2022 GMC Sierra 2500 AT4 Safety Main Img
2022 GMC Sierra 2500 AT4 safety

AVAILABLE SAFETY ALERT SEAT

Safety Alert Seat uses left, right, or both-side driver seat vibration pulses to help you identify the direction of potential crashes so you can quickly take action. You can also switch to beeping crash avoidance alerts. Available on SLT and AT4. Standard on Denali.

2022 GMC Sierra 2500 AT4 safety

AVAILABLE INTELLIBEAM®

When driving conditions are dark, available IntelliBeam auto high beams can automatically turn the vehicle’s high-beam headlamps on and off according to surrounding traffic conditions. Available on SLE, SLT and AT4. Standard on Denali.

2022 GMC Sierra 2500 AT4 safety

TEEN DRIVER

Standard Teen Driver helps encourage safe driving habits for new drivers. It automatically activates certain available safety systems and allows parents to set limits on other features. There is even an in-vehicle report card that parents can access to help with coaching their teen driver. Get more details about teen driver safety.

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