P0611 Chevrolet Fuel Injector Control Module Performance

Possible causes

– Faulty Fuel Injector Control Module
– Fuel Injector Control Module harness is open or shorted
– Fuel Injector Control Module circuit poor electrical connection

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P0611 Chevrolet Description

The ECM has not received a signal from the fuel injector interface module