Engine Content Specifications
| RPO | VIN | Displacement | Camshaft Position (CMP) Actuator Control System | Active Fuel Management Control System | E85 Capable | Block Material |
|---|---|---|---|---|---|---|
| LY2 | C | 4.8L | No | No | No | Iron |
| LC9 | 3 | 5.3L | No | Yes | Yes | Aluminum |
| LY5 | J | 5.3L | No | Yes | No | Iron |
| LMG | 0 | 5.3L | No | Yes | Yes | Iron |
| LY6 | K | 6.0L | Yes | No | No | Iron |
| L76 | Y | 6.0L | Yes | Yes | No | Aluminum |
| L92 | 8 | 6.2L | Yes | No | No | Aluminum |