Check Engine

I Just Can't Seem To Catch A BreakCompared with dying, I suppose I ain't got much to bitch about, by comparison. Still, the Powers That Be seem insistent on driving in the spike and twisting before breaking it off.Not a week after buying the truck, the Check Engine light comes on. I know, I know, it generally means very little. Bad O2 sensor, or cruddy gas, or a loose oil filler cap. OTOH, it