Starting at $35,900·C$46,448
Compare specifications and pricing across all trim levels
Regular Cab
Double Cab
Crew Cab
Tap cards to select trims for comparison
NHTSA Crash Test Results
No NHTSA crash test ratings available for the 2021 GMC Sierra 2500HD.
Consumer-reported issues from NHTSA database
The 2021 GMC Sierra 2500HD currently has no NHTSA consumer complaints on record.
Current pricing and market insights
See the 2021 GMC Sierra 2500HD from every angle
Find listings, check recalls, and get market valuations
2021 Sierra 2500HD for sale
Safety & recall info
Get market value
Explore other models
Watch expert reviews and test drives of the 2021 GMC Sierra 2500HD
PluggedIn Automotive
Jul 9, 2025
Brian Mello
Dec 18, 2020
Pierre Youssef
Jun 29, 2021
Wolfe GMC Buick Edmonton
Dec 9, 2024
MotorWeek
Mar 8, 2021
Jan 14, 2025
Research other GMC models
The 2021 GMC Sierra 2500HD currently has no known safety recalls or notices.
Based on 16 vehicles listed in Canada
Key market indicators