With Scan Tool
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- Perform the following action:
- {Q17 Fuel Injector - Replaced} Record the Injector Flow Identifier information from the new injectors.
- { K20 Engine Control Module - Replaced} Record the Injector Flow Identifier information from all injectors.
- Ignition - On / Vehicle - In Service Mode
- Select: Module Diagnostics
- Select: Engine Control Module
- Select: Configuration/Reset Functions
- Select: Injector Flow Rate Programming
- Select: Cylinder 1-4 Injector Flow Identifier
- Enter the recorded injector flow identifier for each injector.
Verify the scan tool procedure was successful.
- If the procedure was not successful
Repeat step 1
- Go to next step: If the procedure was successful
- If the procedure was not successful
- All OK.
NOTE:
This procedure is only for control modules that cannot communicate and injector replacement.