2015 Cadillac ATS Specifications Overview

The 2015 Cadillac ATS is certified across 6 configurations with 2.5L 4-Cylinder Engine, 2L 4-Cylinder Engine, 3.6L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Rear-Wheel Drive, All-Wheel Drive paired with Automatic (S6) or Manual 6-spd. EPA classified under the Compact Cars size category.

Engine / Motors
3 Options
2.5L 4-Cylinder Engine, 2L 4-Cylinder Engine...
Drivetrain Options
2 Drivetrains
Rear-Wheel Drive, All-Wheel Drive
Transmissions
2 Options
Automatic (S6), Manual 6-spd
Vehicle Classification
Compact Cars
Official EPA regulatory class

Certified Powertrain & Transmission Configurations (6)

Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation

Configuration / Model Engine & Displacement Cylinders Induction / Tech Transmission Drivetrain Fuel System
ATS Compact Cars 2.5L 4-Cylinder Engine 4 Naturally Aspirated Automatic (S6) Rear-Wheel Drive Regular
ATS Compact Cars 2L 4-Cylinder Engine 4 Naturally Aspirated Automatic (S6) Rear-Wheel Drive Regular
ATS Compact Cars 2L 4-Cylinder Engine 4 Naturally Aspirated Manual 6-spd Rear-Wheel Drive Regular
ATS Compact Cars 3.6L 6-Cylinder Engine 6 Naturally Aspirated Automatic (S6) Rear-Wheel Drive Regular
ATS AWD Compact Cars 2L 4-Cylinder Engine 4 Naturally Aspirated Automatic (S6) All-Wheel Drive Regular
ATS AWD Compact Cars 3.6L 6-Cylinder Engine 6 Naturally Aspirated Automatic (S6) All-Wheel Drive Regular
EPA Certification Standards: Powertrain and transmission specifications represent official laboratory configuration records filed under 40 CFR Part 600. For detailed fuel economy ratings, electric range, and annual fuel costs, explore the 2015 Cadillac ATS MPG & Range Report.

Regulatory Classification & Safety Architecture

Federal classification standards and standard active driver assistance system capabilities

EPA Regulatory Size Class

  • Compact Cars

NHTSA NCAP Body Formats

  • 2015 Cadillac ATS 4 DR AWD
  • 2015 Cadillac ATS 4 DR RWD

Active Safety Technology

Evaluated under federal safety compliance standards.

Related Official Reports for 2015 Cadillac ATS

Cross-reference fuel economy, safety ratings, owner defect complaints, and recall notices

Official US Government Data Provenance

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.