The Best 2003 Chevy Silverado Check Engine Light Blinking 2023. 6883 posts · joined 2013. I am blinking at highway speeds i got the solid (always on)check engine light off a week ago by replacing the thing that purges the air from gas tank but it’s still blinking at like 60 mph and she’s a bit sluggish i know there’s somthing still wrong it doesn’t have misfire codes
6883 posts · joined 2013. In this situation, one cylinder will go unfired. Web my 2003 chevy silverado check engine light won't go off 4 answers.
