2015 Chevrolet Impala Specifications Overview
The 2015 Chevrolet Impala is certified across 5 configurations with 2.5L 4-Cylinder Engine, 3.6L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Front-Wheel Drive paired with Automatic (S6) or Automatic 6-spd. EPA classified under the Large Cars / Midsize Cars size category.
Certified Powertrain & Transmission Configurations (5)
Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation
| Configuration / Model | Engine & Displacement | Cylinders | Induction / Tech | Transmission | Drivetrain | Fuel System |
|---|---|---|---|---|---|---|
| Impala Large Cars | 2.5L 4-Cylinder Engine | 4 | Naturally Aspirated | Automatic (S6) | Front-Wheel Drive | Regular |
| Impala Large Cars | 3.6L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Front-Wheel Drive | Gasoline or E85 |
| Impala Limited Large Cars | 3.6L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic 6-spd | Front-Wheel Drive | Gasoline or E85 |
| Impala Large Cars | 3.6L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Front-Wheel Drive | Regular |
| Impala Bi-Fuel (CNG) Midsize Cars | 3.6L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Front-Wheel Drive | Gasoline or natural gas |
Regulatory Classification & Safety Architecture
Federal classification standards and standard active driver assistance system capabilities
EPA Regulatory Size Class
- Large Cars
- Midsize Cars
NHTSA NCAP Body Formats
- 2015 Chevrolet Impala 4 DR FWD
Active Safety Technology
Evaluated under federal safety compliance standards.
Powertrain, transmission, drivetrain, and regulatory classification specifications on this page are derived directly from the United States Environmental Protection Agency (EPA) and National Highway Traffic Safety Administration (NHTSA) official laboratory certification registries.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.