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The Car Guide › Manufacturers › Chevrolet › Silverado 2500HD › 2021

Chevrolet Silverado 2500HD

Year

Photo: General Motors

The Car Guide rating 3.5/5 70% Detailed ratings

Price $45,048 – $87,053 Payments

Fuel consumption N/A

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The Chevrolet Silverado HD and GMC Sierra HD are the heavy-duty full-size pickups from General Motors. These two giant beasts are available with a gasoline or diesel engine, each one a 6.6-litre V8. The diesel, of course, is the top choice for towing with a maximum capacity of 36,000 pounds. How about that? A number of technological enhancements for 2021 also make the job easier for owners.

Tests and Features

All Chevrolet Silverado 2500HD reviews

Top 10 Best-Selling Vehicles in Canada, First Half of 2025

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Top 10 Best-Selling Vehicles in Canada in 2023

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2024 Chevrolet Colorado ZR2 Bison and Silverado ZR2 Bison: Battle Tested

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2024 Chevrolet Silverado 2500HD High Country : Lionhearted Heavyweight

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2020 Chevrolet Silverado HD: Built to Work

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News

All Chevrolet Silverado 2500HD news

Two Vehicle Factories in Ontario Now Breathing a Sigh of Relief

Amid slowing demand for electric vehicles and the economic upheaval caused by U.S. President Donald Trump's policies, Detroit’s Big Three have had to revise some of their plans, at the expense of their manufacturing operations in Canada. However, two Stellantis and General Motors factories in Ontario had fairly good news …September 10, 2025

Celebrating Canada’s Auto Industry and Products

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GM’s Next-Gen V8 Engines Benefit From Another Huge Investment

While pushing electrification, General Motors is also working on a new generation of V8 engines—the sixth—mainly for full-size pickups and SUVs. After announcing an investment of $854 million USD in January 2023, the automaker is now committing another $888 million to boost production. All that money will go to the …May 28, 2025

GM to Cut One Shift at Oshawa Truck Plant Due to Tariffs

The union representing workers at GM’s Oshawa Assembly plant in Ontario is calling for swift action following the decision by the automaker to go from a three-shift to a two-shift operation this fall due to tariffs imposed by U.S. president Donald Trump. As part of its plans, GM says it …May 2, 2025

All the Vehicles Built in Canada and Mexico That Are Sold in the U.S.

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The Most Dependable Used Vehicles in 2025 According to J.D. Power

Looking for a reliable used car, truck or SUV? J.D. Power has just published its 2025 Vehicle Dependability Study, which is based on responses from more than 34,000 original owners of 2022 model-year vehicles after three years of ownership. The study covers more than 180 specific problem areas across nine …February 13, 2025

Watch Out for Rear Wheels That May Lock Up While Driving, GM Warns

Full-size pickups and SUVs from General Motors are being hit with a new recall because their rear wheels may lock up suddenly and could cause a loss of control while driving. More specifically, affected models include the 2021 Cadillac Escalade , 2020-2022 Chevrolet Silverado 1500 and Silverado HD , 2021 …November 1, 2024

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These Are the 2024 Models with the Highest Projected Residual Value

So, which new vehicle should you buy now to get the best resale value in three or four years? That’s a great question. Want some help finding the answer? You can start by checking J.D. Power’s 2024 Canada ALG Residual Value Awards that were announced today. These awards are pretty …February 2, 2024

Chevrolet Silverado HD Adds Trail Boss Trim for 2025

As you know, the Chevrolet Silverado HD was refreshed and improved for the 2024 model year, with selection that ranges from the base WT model to the luxurious High Country and the new, adventurous ZR2. However, unlike the Silverado 1500 and Colorado , there’s something missing in the lineup: a …January 25, 2024

Brand New GM Full-Size Trucks Sold With Cracked Roof Panels

It’s not uncommon for new vehicles to suffer from various bugs and quality issues, but the recent case involving GM’s full-size pickups is still rather alarming. In the U.S., the automaker was forced to stop sales and recall some 3,000 units of the 2024 Chevrolet Silverado and GMC Sierra (including …December 20, 2023

GM Canada Workers Approve New Collective Agreement

Three weeks after those at Ford , a majority of employees at General Motors in Canada (80.5 percent) have voted to ratify the tentative agreement between the automaker and the Unifor union. “This agreement reflects true collective bargaining. Our goal was to bring more fairness and equity to auto workplaces …October 16, 2023

Videos

All Chevrolet Silverado 2500HD videos

Off-roading with the 2024 Chevrolet HD ZR2 Bison

The Car Guide rating 70%

Pros

Stunning towing capacity
Technology for towing

Cons

Interior too conservative
High price of some versions
More difficult towing with the gasoline engine

Fuel economy	5/10
Reliability	5/10
Safety	8/10
Infotainment	8/10
Driving	7/10
Overall	7/10

What's new in 2021

No major change

Competitors

Ford Super Duty
Nissan Titan XD
Ram 2500HD
Ram 3500
Ram 4500
Ram 5500

Recalls

none

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