ECM Replacement

WARNING: This page is about a different car, the 2011 GMC Sierra, 2011 GMC Cab & Chassis Sierra, 2011 Chevrolet Silverado, and 2011 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

If the engine control module (ECM) is replaced, the following procedures must be performed:

Capture the Option data.

NOTE: Clear any DTCs that may have set after completing the programming procedure.

Enable ECM Reprogramming-Refer to Service Programming System (SPS) .
Restore the Option data in the new ECM.
CKP Variation Learn-Refer to Crankshaft Position Reluctor Wheel Learn .
Start and idle vehicle.
Using the scan tool, perform the Turbocharger Learn Procedure. Refer to Turbocharger Learn .
Perform a Diesel Particulate Filter (DPF) Regeneration Enable .
If necessary, perform the following:
- Theft Deterrent-Refer to Theft Deterrent Module Programming and Setup .
- The Fuel Injector Flow Rate Programming-Refer to Fuel Injector Flow Rate Programming .
- Engine Oil Life Remaining-Use scan tool to reset Engine Oil Life.
- Fuel Filter Life-Use scan tool to reset Fuel Filter Life.