Cool 2005 Silverado Flashing Check Engine Light Ideas. Stuck fuel injector gas cap not sealing air injection check valve faulty throttle body sensor broken knock sensor 1. After replacing the plugs and wires the truck seems to have a rough idle and still seems to misfire sometimes.

Today it stayed on and gave a 0300 rapid misfire code. Learn the causes and fixes for this problem here! 5.0 fairly significant typical repair cost:
