The 2020 GMC Sierra 3500 near Brownsville is Your Modern Workhorse

A new breed of heavy-duty workhorse is coming to Gillman Chevrolet Buick GMC. The 2020 GMC Sierra 3500 has the muscle you need for the toughest jobs and the advanced tech you want for enhanced safety and connectivity. If you are ready to work harder and smarter than ever before, contact our GMC dealers in San Benito to explore this exciting GMC truck.

2020 GMC Sierra Details

Our boldly styled GMC Sierra HD trucks offer uncompromising performance and impressive versatility. At the top of the pecking order is the 2020 GMC Sierra 3500. This stunning modern truck with an oversized grille and advanced LED lighting offers off-the-charts capability with max conventional trailering up to 20,000 pounds. The DRW configuration with gooseneck hitch gets an outstanding max tow rating of 35,500 pounds. Helping you reach the max tow capacity is the available 6.6-liter Duramax turbo diesel engine with 445 horsepower and 910 lb-ft of torque. This advanced engine is paired with the Allison® 10-speed automatic transmission.

Our GMC dealers serving Harlingen expect you to take full advantage of a best-in-class cargo volume of 69.6 cu. ft. for standard bed and 83.5 cu. ft. for long bed. The roll-formed, high-strength steel bed is available with a spray-on bedliner and 12 cargo tie-downs.

 

2020 GMC Sierra 3500 Safety and Special Features

Our GMC dealership near Brownsville, TX, is known for stocking vehicles with the latest advancements. The 2020 GMC Sierra 3500 is available with advanced features, including the GMC MultiPro™ tailgate which facilitates loading, unloading, and accessing the cargo box. An innovative ProGrade™ trailering system saves you time by streamlining the hitching and towing process with a hitch view camera and in-vehicle app. In total, there are 15 available camera views, another class-leading feature.

This safety-focused powerhouse is available with a wide range of driver assistance, including forward collision alert and lane departure warning. You will also stay connected at all times with Apple CarPlay® and Android Auto™ compatibility.

 

When you visit our GMC and Chevrolet dealership in San Benito, one of our experienced dealers can tell you about our impressive GMC and Chevy trucks, including the popular GMC Sierra HD Denali trim. Let us help you get the performance, technology, and style you've always wanted in a truck.

Model details

Available Engine: 6.6-liter Duramax Turbo Diesel

Power: 445 horsepower / 910 lb-ft of torque

Transmission: Allison® 10-speed automatic

Max conventional trailering: Up to 20,000 pounds


Safety/Special Features

GMC MultiPro™ tailgate

ProGrade™ trailering system

Forward collision alert

Lane departure warning

Apple CarPlay® and Android Auto™


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