Interactive wiring reference for the GM E67 ECM as fitted to the 2008–2009 Chevrolet Trailblazer 4.2L Atlas I6 (LL8). Built for a '54 Chevy LL8 swap, but applies to any project that uses this ECM.

While your car can’t talk, it communicates with you using chimes, icons, and messages. One icon that you should never ignore is the check engine light. It turns on when the car’s onboard computer ...

The oxygen sensors are a vital part of measuring the amount of oxygen in the gas. If there’s something wrong with the oxygen sensor, the Check Engine Light is sure to come on, which can be annoying.

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Department of Pure and Applied Chemistry, Faculty of Science and Technology, Tokyo University of Science, 2641, Yamazaki, Noda, Chiba 278-8510, Japan Research Institute for Science and Technology, ...

Single-walled carbon nanotubes (SWCNTs) have been widely discussed and applied as novel gas sensing nanomaterials. Hydrogen is one of the remarkable fault characteristic gases in high-voltage ...

The early days of aftermarket EFI systems promised much, and while they were mostly capable of delivering, they were not exactly simple to tune. If you were wanting to run a twin turbo, ...