The Family Handyman on MSN

What Do Car Trouble Codes Really Mean?

Your vehicle has a problem if the check engine light (CEL) glows. Diagnostic trouble codes (DTCs) stored in the computer help find the cause.
In order for our cars to carry us to and from our various destinations reliably, all the parts must work together smoothly. The fuel and air intake systems provide the ingredients necessary to power ...
A wide range of GM models, including several Chevy cars, crossovers, and SUVs, are affected in a recall over potential fuel pump control module failure.
GM models, including the GMC Yukon, Terrain, and Acadia, have been recalled for a potential fuel pump problem that can interrupt fuel flow to the engine.
-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...