IMPORTANT! The E66 ECM is Global B platform and requires a 3rd party unlock service to communicate on the bench. BenchForce does not offer ECU unlock services.
| VEHICLE DETAILS | |
|---|---|
| MAKES: | Chevrolet, GMC |
| MODELS: | Sierra, Silverado |
| YEARS: | 2022-2025 |
| ENGINES: | 3.0L |
| MODULE: | Engine Module |
| USAGE: | 2022-2022.5 Chevrolet Silverado 1500 3.0L Duramax LM2 2022-2022.5 GMC Sierra 1500 3.0L Duramax LM2 2021-2023 Chevrolet Suburban 3.0L Duramax LM2 2021-2023 Chevrolet Tahoe 3.0L Duramax LM2 2021-2023 GMC Yukon 3.0L Duramax LM2 2021-2023 Cadillac Escalade 3.0L Duramax LM2 2022-2025 Chevrolet Silverado 1500 3.0L Duramax LZ0 2022-2025 GMC Sierra 1500 3.0L Duramax LZ0 |
| ALIASES: | E66 LM2, LZ0 Duramax |
| SUPPORTED COMMUNICATION PROTOCOL(S) | DLC PIN(S) |
|---|---|
| CAN BUS | 16 WAY OBD-II DLC PINS 6 & 14 |
POWERBLOCK CONNECTION
For communication on OBD-II DLC pins 2, 6, and 14, this harness requires OBD-II Pass-Thru Harness. OBD-II Pass-Thru Harness sold separately. |