The Best 2005 Chevy Silverado Flashing Check Engine Light 2023. Web your silverado has two air injection check valves. Web hello, i purchased my truck a year ago and today decided to take a look at the spark plugs and do a compression test on my motor.

If you have a flashing check engine light, turn off the engine immediately to prevent potential motor damage. Web 22 answers 5,095 stephen answered 9 years ago the check engine light flashing is a pretty much universal sign that you have a misfire that is bad enough that a lot of raw, unburned fuel is being dumped in to the catalytic converter, to the point that it could be ruined if the problem is not taken care of very quickly. Check engine lightthe check engine light and malfunction lamp came on this morning in my ford.