2019 GMC Sierra 1500 check engine light reports
71 NHTSA complaints describe persistent or recurring check-engine warnings on the 2019 GMC Sierra 1500 — roughly 12% of all complaints for this model year.
71
Check engine light reports
12%
share of complaints
14,075 mi
median mileage in check engine light reports (28 with odometer)
Components reported on this vehicle
Check engine light in other Sierra 1500 years
| 2026 Sierra 1500 | 5 |
| 2025 Sierra 1500 | 7 |
| 2024 Sierra 1500 | 23 |
| 2023 Sierra 1500 | 35 |
| 2022 Sierra 1500 | 47 |
| 2021 Sierra 1500 | 90 |
| 2020 Sierra 1500 | 56 |
| 2018 Sierra 1500 | 15 |
| 2017 Sierra 1500 | 25 |
| 2016 Sierra 1500 | 14 |
Other symptoms owners describe on the 2019 GMC Sierra 1500
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2019 GMC Sierra 1500 report before drawing conclusions.