WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 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.
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.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

ECM Replacement

Use the Manual With the Right Hardware

When to See a Mechanic

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