| Manufacturer Name | General Motors |
| Manufacturer Code | GMX |
| Car Class | 1 |
| Car Class Details | Two Seaters |
| Model Type (Manufacturer) | |
| Release Date | 8/25/2021 |
Engine Specifications
| Model Type | SIDI; |
| Engine Displacement | 6.2 liters |
| Number of Cylinders | 8 |
| Transmission | Auto(S8) |
| Aspiration Method | NA |
| Aspiration Description | Naturally Aspirated |
| Variable Valve Timing | Y |
| Variable Valve Timing Details | Dual equal cam phaser, single cam, continuously variable. |
| Variable Valve Lift | N |
| Cam-less Valvetrain? | N |
| Intake Valves/Cylinder | 1 |
| Exhaust Valves/Cylinder | 1 |
| Cylinder Deactivation | Y |
| Cylinder Deactivation Details | Active Fuel Management |
| Engine Comments | ZERV Y2 Engine |
| Model Type | SIDI; |
EV / HEV
Fuel And Fuel Effiency
| Fuel Efficiency Rating (On Label) | 4 |
| Estimated Fuel Cost (Annual) | $2350 |
| Fuel Cost (Annual) - EPA Calculated | $2350 |
| Expected Fuel Cost Over Next 5 Years | $5250 |
| Manufacturer Calculated MPG | 23.7 |
| Gas Guzzler Description | Not exempt |
| Conventional Fuel Efficiency - City/Highway/Combo | 16 / 24 / 19 |
| Conventional Fuel Efficiency - City/Highway/Combo | 19.1 / 23.8139 / 23.8139 (Unadjusted) |
| Max. Ethanol Percent | 10 |
| Fuel Type (Conventional) Details | Gasoline (Premium Unleaded Required) |
| Fuel Metering System | Spark Ignition Direct Injection |
| Engine Start/Stop System | No |
Transmission System
| Transmission | SA |
| Description | Semi-Automatic |
| Number of Gears | 8 |
| Lockup Torque Converter | Y |
| Creeper Gear | N |
| Drive System | R |
| Drive Description | 2-Wheel Drive, Rear |
Misc.
| Recommended Oil Viscosity | 0W40 |
| Conventional Fuel CO2 Production City/Highway/Comb. | 571 / 365 / 478 |
Smog And Pollution
| Greehouse Gas (GHG) Score | 4 |
| Smog Rating Test Group | NGMXV06.2088 |
| Mfr. Smog Rating | 5 |
| Testing Method | Vehicle Specific 5-cycle label |
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