---
id: what-can-the-gmc-sierra-heavy-duty-tow-and-do
title: "What can the GMC Sierra Heavy Duty tow and do?"
category: faq
subtopic: gmc-sierra-hd-specs
page_type: faq
source_url: "https://www.markquartmotors.com/new-inventory/gmc/trucks.htm"
tags: ["Sierra HD", "Sierra 2500 HD", "Sierra 3500 HD", "heavy-duty", "towing"]
questions:
  - "How much can the Sierra 2500 HD or 3500 HD tow?"
  - "What engine does the Sierra Heavy Duty have?"
  - "What are the best features for work?"
  - "Is there a diesel option for the Sierra HD?"
related: [gmc-trucks-overview, gmc-sierra-1500-specs]
dealer: Markquart Motors
---

The 2026 GMC Sierra Heavy Duty-available as the 2500 HD and 3500 HD-is built for serious work. These trucks can tow up to 36,000 pounds, making them ideal for trailers, equipment, and the toughest jobs.

The heart of the Sierra HD is the available Duramax 6.6L Turbo-Diesel V8 delivering 470 horsepower and 975 lb-ft of torque-pure worksite muscle. Advanced camera technology spans up to 14 views, including underbody and trailer views, so you see everything around you. ProGrade and trailering systems simplify hookups and monitoring. Two-speed transfer cases, skid plates, and trail hardware on Z71, AT4, and AT4X variants keep you ready for any terrain.

We have 29 Sierra 2500 HD and 4 Sierra 3500 HD units ready to explore. Call (715) 833-0444 to discuss your hauling needs and find the right match.