GMC Yukon / Yukon XL T1XX
T1XX-SUV 2021 – … SUV 4 engines
Engines
| Engine | Code | Fuel | cc | kW | hp | Nm | Years | ECU / TCU | Stage 1 |
|---|---|---|---|---|---|---|---|---|---|
| 3.0 Duramax I6 diesel 277 | LM2 | Diesel | 2 993 | 207 | 277 | 624 | 2021 – 2024 | 320 hp · 720 Nm | |
| 3.0 Duramax I6 diesel 305 | LZ0 | Diesel | 2 993 | 227 | 305 | 671 | 2025 – … | — | |
| 5.3 V8 EcoTec3 355 | L84 | Petrol | 5 328 | 265 | 355 | 519 | 2021 – … | — | |
| 6.2 V8 EcoTec3 420 | L87 | Petrol | 6 162 | 313 | 420 | 623 | 2021 – … | 460 hp · 670 Nm |
Figures are typical factory values; the ECU/TCU depends on the exact production date and market. Always identify the unit from the original read before ordering.