Incredible 2003 Saturn Ion Check Engine Light Blinking References. A leaking injector can cause the check engine light to flash. 01/27/2006 driving under normal conditions on the highway, check engine light came on and within seconds smoke began billowing out both ends of the vehicle.

Diagnoses will be required to determine the cause and needed repair. Always kept up and really no problems went out to go to work car didn't start, tired again still didn't. Web answered in 1 minute by: