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1620 East Homer Adams Pkwy Alton, IL 62002

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2026 GMC Terrain Denali OVERVIEW Overview Icon

2026 GMC Terrain Denali in Alton

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  • Heated and ventilated front and heated rear outboard seats
  • Animated headlamps and taillamps
  • HD Surround Vision* and Rear Camera Mirror*
  • 19" Midnight Silver machined-face aluminum wheels and all-season tires
2026 GMC Terrain Denali Main Img

GMC Terrain Denali Dealer in Alton

2026 GMC Terrain Denali PERFORMANCE Performance Icon

2026 GMC Terrain Denali performance

POWER-PACKED ENGINE

The Next Generation Terrain packs a powerfully efficient turbocharged punch with a 1.5L Turbo 4-cylinder engine and an 8-speed automatic transmission with AWD.

2026 GMC Terrain Denali performance

TRAILERING PACKAGE

Tow up to 1,500 lbs.* of your favorite gear confidently with a factory-installed trailer hitch and wiring harness.

2026 GMC Terrain Denali performance

PREMIUM SUSPENSION

Denali’s premium suspension provides an excellent balance of ride comfort on rough terrain and confident handling on paved roads.

2026 GMC Terrain Denali APPEARANCE Appearance Icon

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2026 GMC Terrain Denali appearance

DISTINCT GRILLE

Denali’s signature Galvano chrome grille features unique badging and chrome accents.

2026 GMC Terrain Denali appearance

STYLISH WHEELS

Terrain Denali features 19" Midnight Silver or available 20" After Midnight machined-face aluminum wheels.

2026 GMC Terrain Denali appearance

DENALI STYLE

Includes unique Denali badging, chrome accents and brushed aluminum roof rails.

2026 GMC Terrain Denali COMFORT Comfort Icon

2026 GMC Terrain Denali comfort

PREMIUM SEATS

Take on every adventure in comfort with heated and ventilated 8-way power front seats, heated rear outboard seats and driver memory seat.

2026 GMC Terrain Denali comfort

PLENTY OF CARGO SPACE

Terrain features maximum versatility with 60/40 split-folding rear seats, an underfloor storage compartment and center console pass-through storage for extra cargo space.

2026 GMC Terrain Denali comfort

PANORAMIC SUNROOF

The available panoramic sunroof provides above-and-beyond views and includes a power sunshade.

2026 GMC Terrain Denali comfort

11" DIAGONAL DRIVER INFORMATION CENTER

Positioned behind the steering wheel, the digital Driver Information Center allows you to configure information so it’s just a glance away.

2026 GMC Terrain Denali 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
2026 GMC Terrain Denali Safety Main Img
2026 GMC Terrain Denali safety

FORWARD COLLISION ALERT

Forward Collision Alert can warn you if it detects a potential front-end collision with a vehicle you’re following so you can quickly take action. It can also provide a tailgating alert if you’re following a vehicle much too closely.

2026 GMC Terrain Denali safety

FRONT AND REAR PARK ASSIST

Front and Rear Park Assist* can provide distance alerts to nearby detected objects in front of or behind your vehicle to help you park and avoid collisions at low speeds.

2026 GMC Terrain Denali safety

LANE CHANGE ALERT WITH SIDE BLIND ZONE ALERT*

Lane Change Alert with Side Blind Zone Alert can provide side-mirror visual alerts when a detected moving vehicle is quickly approaching or is in your side blind zone. It can help you avoid lane change collisions.

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