Diagnostic Aids
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Performing the Fuel Injector Solenoid Coil Test may help isolate an intermittent condition. Refer to Fuel Injector Solenoid Coil Test .