2026 GMC Sierra 2500HD warranty: what is covered and for how long
Basic warranty
3years
- 3 years or 36,000 miles, whichever first.
- At 12,000 miles a year: both limits end it at 3 years.
Is it still covered?
Enter the in-service month and the miles now.
| Year | Miles by year end | Basic cover | Ended by |
|---|---|---|---|
| Year 1 | 12,000 | Yes | - |
| Year 2 | 24,000 | Yes | - |
| Year 3 | 36,000 | Yes | - |
| Year 4 | 48,000 | No | Both limits |
| Year 5 | 60,000 | No | Both limits |
| Year 6 | 72,000 | No | Both limits |
| Year 7 | 84,000 | No | Both limits |
| Year 8 | 96,000 | No | Both limits |
What this cannot tell you
Basic term from the maker. Wear parts and damage are not covered.
The warranty booklet has the exact terms.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree