2024 Gmc Sierra 2500hd Towing Capacity. Looking closely at the 2025 gmc sierra hd towing capacities, only a handful of changes from 2024 figures stand out. The increased power has increased the towing capacity across the sierra 2500hd and 3500hd lineup, with a higher max rating of 22,500 pounds at the hitch.

The increased power has increased the towing capacity across the sierra 2500hd and 3500hd lineup, with a higher max rating of 22,500 pounds at the hitch. Find incentives, rebates, recalls, and warranty specifications.