2023 GMC Sierra 2500 AT4 

in Sarnia 

Built for hard work and serious confidence, this 2023 GMC Sierra 2500 AT4 is a used heavy-duty truck that brings diesel power, four-wheel drive traction, and premium off-road character to every job or weekend plan. Finished in Black and offered by Progressive Auto Sales in Sarnia, this Sierra 2500 AT4 shows 70,500 km and delivers the kind of capability truck buyers want.

Under the hood, this 2023 GMC Sierra 2500 AT4 features the proven Duramax 6.6-litre turbo-diesel V8 engine paired with a 6-speed heavy-duty automatic transmission. That combination is well known for strong low-end torque, smooth pulling power, and confident response when towing, hauling, or driving through rough Canadian weather. With 4-wheel drive, this truck is ready for muddy sites, snowy roads, and cottage trails.

FEATURES OF THE Sierra 2500 AT4

»» Off-road focused heavy-duty truck design
»» Duramax diesel power for strong torque
»» Four-wheel drive for added traction
»» AT4 trim adds rugged capability

TRUCK FEATURES

»» Heavy-duty chassis built for demanding tasks
»» Diesel torque supports confident towing performance
»» Four-wheel drive helps on rough terrain
»» Pickup box adds practical hauling versatility

ADVANCED SAFETY FEATURES

»» Strong truck structure supports occupant protection
»» Four-wheel drive aids slippery road control
»» Heavy-duty braking supports loaded driving confidence
»» Elevated ride height improves road visibility

PERFORMANCE AND EFFICIENCY

»» Duramax 6.6-litre turbo-diesel V8 power
»» 6-speed heavy-duty automatic transmission included
»» Diesel engine supports long-distance hauling efficiency
»» B20-diesel compatible for added fuel flexibility

COMFORT AND CONVENIENCE

»» Spacious cabin suits work and travel
»» Four-door layout supports easy passenger access
»» Automatic transmission reduces driver fatigue
»» Practical design fits daily truck use

TECHNOLOGY AND CONNECTIVITY

»» Clear driver information within easy view
»» User-friendly controls support quick operation
»» Modern truck cabin layout feels intuitive
»» Built for work and everyday usability

CARGO SPACE

»» Pickup box handles tools and equipment
»» Open bed suits bulky cargo needs
»» Strong hauling ability for work tasks
»» Cabin space supports gear storage too

AWARDS & RECOGNITIONS

»» Heavy Duty Truck award, AutoTrader, 2023

WHAT OTHER OWNERS LIKE

»» Strong diesel torque for towing confidence
»» Comfortable ride for a heavy-duty truck
»» Four-wheel drive traction in poor weather
»» Useful blend of work and off-road ability

This used 2023 GMC Sierra 2500 AT4 is a smart choice for drivers who need real truck capability without giving up comfort and confidence. Its Black exterior gives it a bold, professional look, while the diesel V8 and heavy-duty automatic setup make it well suited for towing, hauling, and long days on the road.

If you want a truck that feels ready for work, recreation, and Canadian conditions, this 2023 GMC Sierra 2500 AT4 at Progressive Auto Sales in Sarnia deserves a close look. It offers proven GMC heavy-duty strength, a respected diesel powertrain, and the traction of 4-wheel drive in one capable package.

This 2023 GMC Sierra 2500 AT4's VIN is: 1GT19PEY9PF148253 .