2026 GMC Sierra HD in LaSalle, ON

Capability

World-Class Powerplants

The heart of any pickup truck is its powerplant. GMC has made its two heavy-duty engines available on 2500 and 3500 models. Buyers can choose between:

• 6.6-litre, V-8; 401 horsepower and 464 pound-feet of torque
• Turbocharged 6.6-litre, diesel V-8; 470 horsepower and 975 pound-feet of torque

Both engines are mated to a 10-speed automatic transmission.

Impressive Towing Specs

Strong towing specs will make or break any pickup truck. The 2026 Sierra HD is in a good position among its competitors with a maximum towing capacity of 16,330 kg (36,000 lbs.), when equipped with the turbo-diesel engine.

Design

Refined Interior Features

GMC includes some of the finest upholstery materials for its lineup of pickup trucks, including the heavy-duty models. The higher someone travels up the Sierra HD trim ladder, the more refined the interior options become, topping out with full-grain seating that is embossed with a topographical map of Mt. Denali. Additionally, the front seats feature 16-way power adjustments with a massage.

Convenient Features

LED headlights are standard equipped across the 2016 Sierra HD lineup. Designers have made the innovative MultiPro Tailgate standard on the AT4, Denali, AT4X, and Denali Ultimate. Buyers choosing Pro, SLE, and SLT models can choose accessory packages that include the flexible-use tailgate.

Technology

Standard Digital Displays

The advanced GMC Infotainment system lives inside a 7- or 13.4-inch touchscreen with wireless connectivity to the Apple CarPlay and Android Auto suites of apps. Traditional analog gauges have been replaced by a 12.3-linch digital screen that can be customized to display what information is most important to the driver. A 15-inch multicolor heads-up display is also an available feature.

Safety

The Sierra HD Pro Safety system protects drivers, passengers, and their cargo by providing warnings to assist in avoiding dangerous situations that may lead to collisions. GMC has made the following sensors and monitors standard equipment across the board:

• Front Collision Alert
• Following Distance Indicator
• Front Pedestrian Braking
• IntelliBeam automatic headlights
• Lane Departure Warning
• Buckle-to-Drive
• Automatic Emergency Braking