GM E54 ECM Programming Harness Duramax LB7

for 2001-2004 6.6L Duramax Diesel Engines

Part #: 100-01044

Dimensions

  • Weight: 10 Pounds

This Engine Control Module (ECM) programming harness is to be used with any of our OBD2 switch assemblies to reprogram E54 ECMs outside of the vehicle.

OBD2 Switch Assembly Pass-Through Harness
ECU harnesses connect to the OBD2 switch assembly through a short pass-through harness. This E54 ECM programming harness requires Pass-Through Harness for GM EFI# 100-01032. Pass-Through Harness sold separately.

E54 ECMs do not Require CAN Termination
The E54 ECM does not communicate with CAN bus, so it can be programmed on the benchtop with a direct connection to the OBD2 Switch Assembly using Pass-Through Harness for GM, EFI# 100-01032.

CLICK TO ENLARGE IMAGE IN NEW WINDOW
E54 ECM - SUPPORTED VEHICLES *
YEARMAKEMODELENGINE
01-04ChevroletKodiak6.6L
01-04ChevroletSilverado HD6.6L
01-04GMCSierra HD6.6L
01-04GMCTopkick6.6L
* While this E54 ECM programming harness is compatible with all E54 ECM equipped vehicles listed above, there may be many E54 ECM service numbers. The ECM service number should match the vehicle service calibration to avoid potential damage to the ECM.

Caution should be taken to ensure ECM/program compatibility before service programming.