This BenchForce Engine Module Bench Harness 17-23 GM E41 6.6L is meant for use with the E41 ECU to program while outside of the vehicle, such as on a benchtop.
If you want to program E41 while it's in the vehicle, please use the HP Tuners GM E41 ECM Upgrade Kit.
*Please note: This BenchForce E41 Harness will not function without an ECM Unlock.
Currently, these harnesses are built to order. They carry roughly a 3-5 business day leadtime. If you have an urgency for one of these, please let us know ahead of time and we'll see if we're able to expedite an order for you.
| VEHICLE DETAILS |
| MAKES: |
Chevrolet, GMC |
| MODELS: |
Express, Savana, Sierra, Silverado |
| YEARS: |
2017-2023 |
| ENGINES: |
6.6L |
| MODULE: |
Engine Module |
| USAGE: |
|
| ALIASES: |
E41, L5P, L5D, 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-Through Harness. OBD-II Pass-Through Harness sold separately.
|
| EXTRA FEATURES |
 Check Engine Indicator active with PowerBlock III |
