Worst years for a GMC Sierra 3500
Owners have filed 769 complaints about the GMC Sierra 3500 with NHTSA across model years 1996 to 2026. More of them are about the brakes than anything else.
Avoid
2020 GMC Sierra 350072 complaints — the highest FaultScore of any year, mostly transmission & drivetrain.
Every GMC Sierra 3500 year, graded
The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.
| Year | Grade | Complaints | Crashes | Fires | Median miles | Most reported |
|---|---|---|---|---|---|---|
| 2026 | — | 5 | 0 | 0 | — | Transmission & Drivetrain |
| 2025 | B | 25 | 0 | 0 | — | Brakes |
| 2024 | D | 66 | 0 | 2 | 20,000 | Transmission & Drivetrain |
| 2023 | F | 45 | 13 | 0 | 79,000 | Transmission & Drivetrain |
| 2022 | F | 44 | 6 | 0 | 31,154 | Electrical System |
| 2021 | B | 28 | 0 | 0 | 70,000 | Transmission & Drivetrain |
| 2020 | F | 72 | 6 | 4 | 28,700 | Transmission & Drivetrain |
| 2019 | D | 20 | 1 | 1 | 27,000 | Brakes |
| 2018 | B | 20 | 0 | 0 | 53,800 | Brakes |
| 2017 | D | 18 | 1 | 3 | 17,000 | Brakes |
| 2016 | C | 27 | 0 | 0 | 63,750 | Engine & Cooling |
| 2015 | D | 40 | 1 | 3 | 43,000 | Electrical System |
| 2014 | C | 10 | 1 | 0 | — | Acceleration & Cruise Control |
| 2013 | B | 15 | 1 | 0 | 37,435 | Airbags |
| 2012 | B | 15 | 0 | 0 | 29,958 | Engine & Cooling |
| 2011 | B | 24 | 0 | 1 | 97,500 | Airbags |
| 2010 | — | 2 | 0 | 0 | — | Electrical System |
| 2009 | — | 8 | 0 | 0 | 62,000 | Transmission & Drivetrain |
| 2008 | B | 28 | 0 | 0 | 68,000 | Airbags |
| 2007 | C | 19 | 0 | 1 | 32,000 | Airbags |
| 2006 | C | 14 | 1 | 2 | 45,949 | Transmission & Drivetrain |
| 2005 | C | 29 | 0 | 2 | 46,000 | Brakes |
| 2004 | C | 29 | 0 | 2 | 87,000 | Brakes |
| 2003 | — | 9 | 2 | 0 | 60,500 | Brakes |
| 2002 | C | 29 | 3 | 1 | 101,000 | Brakes |
| 2001 | D | 44 | 3 | 1 | 61,580 | Brakes |
| 2000 | D | 30 | 3 | 1 | 57,007 | Brakes |
| 1999 | C | 25 | 1 | 0 | 60,000 | Brakes |
| 1998 | C | 12 | 0 | 2 | — | Brakes |
| 1997 | C | 15 | 4 | 0 | — | Steering |
| 1996 | — | 2 | 0 | 0 | — | Electrical System |
What breaks on a GMC Sierra 3500
Across every model year on file. Follow a row for that part's complaints and the year it was worst.
Worst in 2023
Worst in 2015
Worst in 2015
Worst in 2023
Exactly what failed on a GMC Sierra 3500
The named sub-assemblies behind those complaints, across every model year.
Complaints filed over time
Every complaint about every GMC Sierra 3500, by the month it reached NHTSA.
GMC Sierra 3500 problems by state
Where owners filed from. Heavier states are usually just bigger markets, but a part that fails in heat or salt shows up here first.
Compare the GMC Sierra 3500
Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.