GMC Sierra EV 20-mod battery, 19kW 15-mode charger
2026–2026 · 1 configurations
The GMC Sierra EV 20-mod battery, 19kW 15-mode charger has been tested by the EPA across 1 different configurations spanning model years 2026 through 2026. Over this period, the Sierra EV 20-mod battery, 19kW 15-mode charger has achieved a consistent combined fuel economy rating of 64 MPG. Below you will find a comprehensive breakdown of every tested configuration, organized by model year. Click any row to view detailed specifications, emissions data, and annual fuel cost estimates for that specific vehicle.
All Configurations
| Year | Powertrain | Annual Cost | City | Hwy | Comb MPG | Compare |
|---|---|---|---|---|---|---|
| 2026 | 4-Wheel Drive Automatic (A1) • Electricity | $1,200 | 69 | 59 | 64MPG |
Historical Efficiency
Safety Rating History
NHTSA typically tests the base platform of a vehicle and does not test every specific trim level. This specific configuration (Sierra EV 20-mod battery, 19kW 15-mode charger) has not been independently rated.
Complaint & Incident History
The data below represents all official consumer complaints reported to the National Highway Traffic Safety Administration (NHTSA) for the GMC Sierra EV 20-mod battery, 19kW 15-mode charger. Click on any year to drill down and read the unedited, raw problem narratives submitted directly by vehicle owners.
Platform Recall Intelligence
Most Recalled Components
Tip: Click any component bar to view detailed recall narratives.