2021 Chevrolet Traverse electrical system problems
22 owner complaints filed with NHTSA name the electrical system on the 2021 Chevrolet Traverse — 26% of all complaints for this model year.
What owners report
“Alternator fail before 60,000 miles. Had the car almost 3 years and children in it. Apparently a known common issue yet no recall it’s not a reliable car”
filed May 6, 2026
“Odometer Fraud. The contact purchased a 2021 Chevrolet Traverse. The contact discovered that there was a mileage discrepancy after the purchase. The vehicle was a private sale. At the time of purchase, the mileage was 49,000. It was later discovered, after checking the Carfax report, that the…”
filed Nov 4, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Traverse years
| Year | Reports | Share |
|---|---|---|
| 2026 Traverse | 5 | 25% |
| 2025 Traverse | 44 | 26% |
| 2024 Traverse | 19 | 15% |
| 2023 Traverse | 18 | 21% |
| 2022 Traverse | 17 | 18% |
| 2020 Traverse | 28 | 13% |
| 2019 Traverse | 110 | 28% |
| 2018 Traverse | 100 | 22% |
| 2017 Traverse | 22 | 6% |
| 2016 Traverse | 26 | 9% |
| 2015 Traverse | 28 | 9% |
| 2014 Traverse | 126 | 23% |
Other reported problem areas on the 2021 Chevrolet Traverse
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.