Review Of 2014 Chevy Equinox Flashing Check Engine Light Battery Ideas. When this happens on a 2014 chevy equinox it can be for several reasons. The most routine, benign cause for this alert is due to a loose or faulty gas cap.the fuel system relies on a constant pressure in order to feed the engine.

Web faulty ignition switch. If your vehicle has a flashing check engine light, it means you need to service the engine now. The code p0411 is specifically related to an incorrect secondary air injection system flow.