Heat initiates the internal combustion process. Diesel engines utilize the temperature buildup from extremely high compression (pressure) to ignite the air/fuel mixture, with a little help from glow ...

Q: I had a problem recently with my ’06 Toyota RAV4 with a V6 and AWD, while on my way to Los Angeles via Highway 5. After filling up with gas, I noticed that the engine light, AWD and VSC lights were ...

If you're a follower of the "How It Works" series, you've been learning the principles of what makes a car run. You've boned up on the four-stroke cycle, valvetrains, cooling, lubrication, and ...

Automotive ignitions systems have seen many transitions over the years. Historically, the designs have matured from a magneto to today’s coil-over-spark plug designs. The progression follows the ...

Back in the day when we knew where most components came from Delco was manufacturing new distributors in the heart of Indiana. In fact, most components encompassing new Corvettes and other fullsize ...

The intermittent stalling problem was solved by replacing the distributor. This is the sequel to troubleshooting my ‘86 Dodge Aries that defied logic and baffled my mechanic. To be sure, electronic ...