p0300

This thing, for no reason what so ever, started with a misfire on 05/03/25 on the way home from East Texas. I was just sitting and idling while my wife looked for a location on Maps. When I placed her in D and started to go, suddenly just started misfiring. I had no option but drive her home 109...

I've got a friend with a 1999 Tahoe with a 5.7 equipped with the stock SFI system. About two weeks ago, the vehicle began to misfire and illuminated the CEL. It is throwing a p0300 Random Misfire code. We hooked it up to the computer with my scan tool and saw a lot of misfires. The misfire count...