2008 Chevrolet Silverado 2500 electrical system problems
23 owner complaints filed with NHTSA name the electrical system on the 2008 Chevrolet Silverado 2500 — 12% of all complaints for this model year.
What owners report
“Odometer Fraud. The contact purchased a 2008 Chevrolet Silverado 2500 at an auction. The contact stated that although the odometer indicated 89,671 miles at the time of purchase, there was a mileage discrepancy discovered during the vehicle registration. The title was marked exempt; there was no…”
filed May 1, 2026
“The contact owns a 2008 Chevrolet Silverado 1500. The contact stated while her husband was driving 55 MPH, the contact and her husband both heard an explosion coming from the vehicle and a white smoke was coming from the rear seat in the vehicle. The contact also stated the that the vehicle stalled…”
filed Apr 5, 2022
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Owners may unknowingly draw too much current through the vehicle's trailer harness…Campaign 14V407000 · Jul 2, 2014
Related service bulletins
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025
Electrical System problems in other Silverado 2500 years
| Year | Reports | Share |
|---|---|---|
| 2025 Silverado 2500 | 7 | 32% |
| 2024 Silverado 2500 | 53 | 38% |
| 2023 Silverado 2500 | 15 | 34% |
| 2022 Silverado 2500 | 27 | 30% |
| 2021 Silverado 2500 | 17 | 20% |
| 2020 Silverado 2500 | 15 | 15% |
| 2019 Silverado 2500 | 18 | 25% |
| 2018 Silverado 2500 | 13 | 25% |
| 2017 Silverado 2500 | 15 | 28% |
| 2016 Silverado 2500 | 18 | 15% |
| 2015 Silverado 2500 | 57 | 33% |
| 2014 Silverado 2500 | 6 | 15% |
Other reported problem areas on the 2008 Chevrolet Silverado 2500
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.