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Changes to the 2021 GMC Sierra 3500HD

Changes for the exterior of the 2021 GMC Sierra 3500HD include Bedside Storage for the right-hand and left-hand side, four Tie-Down options, and power-retractable assist steps accented in stainless steel. The interior adds premium floor liners with removable carpet inserts and an auto-dimming rearview mirror with a partial video display.

     

Trailer Tech

At Glockner of Ironton, we enjoy showing off the tech features of the 2021 GMC Sierra 3500HD, such as the ProGrade Trailering System. It lets you create up to five custom trailer profiles, run an automatic Trailer Light Sequence, receive maintenance reminders, monitor trailer mileage, and fuel economy, and watch out for tire pressure in the trailer.

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Customizing the Design

You can customize the 2021 GMC Sierra 3500HD by specifying a Regular, Double, or Crew Cab, and going with a Standard or Long Bed. Exterior color choices include Pacific Blue Metallic or Cardinal Red. Finish things off with options like the Convenience Package, which includes Remote Keyless Entry, deep-tinted glass, and a rear window defogger.

     

Awards for the Year

If you're ever forced to part with your GMC Sierra 3500HD around Ironton, OH, you'll take comfort in knowing that it received the 2020 US Resale Value Award for heavy-duty pickups from J.D. Power. The pickup had the best resale value after three years of ownership. The year also saw an ALG Tech Innovation Award for the entire GMS Sierra line.

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Shop the 2021 GMC Sierra 3500 Today!

*Starting at price for base Sierra HD. The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. See your GMC dealer for details. Click  here to see all GMC destination freight charges. .