April 29, 2015: A closer look at the important parts of the all-important transmission. Read Article

April 9, 2015: A closer look at the world of forced induction from both turbochargers and superchargers. Read Article

April 18, 2012: Technical Editor Jim Kerr explains the differences between all-wheel drive and four-wheel drive. Read Article

March 21, 2012: Technical editor, Jim Kerr explains how the new Mazda CX-5’s body and suspension design improves both ride and handling. Read Article

January 4, 2012: Many engines, transmissions and suspensions now use torque-to-yield bolts to connect major assemblies. Jim Kerr explains why. Read Article

November 2, 2011: Technical editor Jim Kerr describes the differences between pushrod engines overhead cam engines, and explains the advantages of each. Read Article

October 19, 2011: Many new cars advertise that they have direct fuel injection, but what exactly is it? Technical Editor, Jim Kerr, explains. Read Article

April 13, 2011: Buick has combined the benefits of the McPherson strut and the double wishbone suspension in its new HiPer strut, says Jim Kerr. Read Article

March 9, 2011: By Jim Kerr Anti-lock braking, traction control and stability control are features built into new vehicles to help drivers with vehicle control while driving on the road. With the power of electronics available for new vehicles, there are many more technologies now available to assist drivers. While many of them will help on the road, there are some specifically designed for d... Read Article

February 16, 2011: Join Autos's Facebook group Follow Autos on Twitter By Jim Kerr Putting the power of a high performance engine to the ground has always been a challenge. At the drag strip, the fastest cars will use a "spool" which is a machined part that connects the axles on both driven tires together. Power is split equally between the two tires. This method of getting the power to ... Read Article

February 2, 2011: Join Autos's Facebook group Follow Autos on Twitter By Jim Kerr Automobile braking systems have become quite complex, yet few of us give any thought to them not working. When you step on pedal, you just expect to stop! Fortunately, brake systems are also very reliable, and almost every vehicle does stop every time. They also stop us in ways that are safer than ever before.... Read Article

January 26, 2011: Join Autos's Facebook group Follow Autos on Twitter By Jim Kerr Winter roads and colder temperatures are taking their toll on our vehicles. One of the areas where I see lots of problems is with shock absorbers: if they are working properly, your vehicle rides better and handles safely. When they wear out or fail, even small bumps in the road can feel like the Grand Canyon ... Read Article

January 12, 2011: Over the years, vehicle headlight technology has advanced from incandescent lights to halogen to High Intensity Discharge headlights, and recently to LED (Light Emitting Diode) technology. But you don’t have to ... Read Article