A diagnosis of any electrical system, whether it is 12 or 24 volts, must include two key elements. First, you must test the complete circuit. Second, you must understand how that circuit works. One of ...

The other system is the CD, or capacitive discharge, ignition in which a capacitor stores electrical energy and releases it to the coil. In these systems, more or less voltage does not affect the ...

Q: Last month we described how to remove a first-generation (’74-’80) High Energy Ignition (HEI) distributor from your Corvette, disassemble it, test its indivi ...