Have you ever wondered why wheel alignments usually cost less than $100, while the equipment necessary to do alignments costs tens of thousands of dollars?

It must be because my brain has made an independent decision to remember only what it wants to remember of the past, instead of accepting the impossible task of remembering everything.

If a car is running right, chances are you won’t see its owner. That’s why it’s so hard to train customers to voluntarily bring their cars in for service at regular intervals, especially if there doesn’t seem to be anything wrong with the car.

Cars are getting more complicated with each new model year. Difficult problems are getting even more difficult.

Here we are at Part Three of In Search of the Lost Spark. You’re probably starting to see that a lot of elements of point-style ignition operation have been carried over to transistorized ignition operation.

This sequence happens over and over again with incredible speed. For this to occur, the coil switching components must nimbly and accurately control the dwell period and limit current flow through the primary to prevent damage to electronic components or the coil.

Do you remember the smart kid in class, the one who always seemed to have all the answers?

You can argue until you’re blue in the face about whether a rotor should or should not be resurfaced when brake pads are replaced.

The PCM uses the coolant temperature sensor to determine how cold (or hot) the engine is.