GMC Sierra 2500 check engine light reports by year
28 NHTSA complaints describe persistent or recurring check-engine warnings on GMC Sierra 2500 vehicles. The most reported year is 2024 with 14 reports.
| Year | Reports | Share of narratives | |
|---|---|---|---|
| 2024 Sierra 2500 | 14 | 14% | |
| 2023 Sierra 2500 | 8 | 25% | |
| 2020 Sierra 2500 | 6 | 8% |
Counts come from keyword analysis of complaint narratives — one complaint can describe several symptoms, and classification is approximate. Raw counts favor years that sold in larger numbers.