No components need to be replaced to repair the fuel injector flow rate. To calibrate the flow rate correctly, the service personnel must reprogram the Engine Control Module with new settings.

The Engine Control Module (ECM) is the computer responsible for controlling the engine. The ECM communicates with other vehicle control units via a communication bus.

General Motors issued a voluntary emissions recall on a certain number of 2018 model-year Chevy Equinox and Chevy Traverse crossovers over a problem with the vehicles’ Engine Control Module, or ECM.

For vehicles with the 3-cylinder 1.5L VC-Turbo engines, if no debris is found during the inspection, dealers will replace the oil pan gasket, engine oil, and reprogram the engine control module.