GMC Sierra 3500
2021–2025 only
2021–2025 GMC Sierra 3500 models have 201 classified complaints on record for these years specifically, plus 8 recalls. The most common issue in this range is Integrated trailer brake controller, typically surfacing around 25,000 miles.
Computed directly from stored federal records for 2021–2025 model years only — not blended with the rest of this vehicle's production run. See the full GMC Sierra 3500 report for every year combined.
Where this range fits
What breaks, and when — 2021–2025 only
Median onset: 25,000 miles.
Tends to show up earlier than this model's other issues. · Typical repair: $340–$840 nationally.
Median onset: 40,600 miles. 5.0% of these reported an injury, a death, or a crash with fire.
More common in newer model years.
Median onset: 40,000 miles.
More common in newer model years.
Median onset: 63,000 miles.
Tends to show up later than this model's other issues. · More common in newer model years. · Typical repair: $2,910–$5,410 nationally.
Onset mileage not consistently reported.
Median onset: 52,400 miles.
Tends to show up later than this model's other issues. · More common in newer model years.
Median onset: 20,000 miles. 20.0% of these reported an injury, a death, or a crash with fire.
Tends to show up earlier than this model's other issues. · Typical repair: $1,360–$4,270 nationally.
Median onset: 29,333 miles. 11.1% of these reported an injury, a death, or a crash with fire.
Tends to show up earlier than this model's other issues.
From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.
Cost estimator: what will this one cost you?
Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.
Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2021–2025 model years. See the full GMC Sierra 3500 report for every year and full specs/safety data.