We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

A Westminster resident said it cost $1,300 for a repair shop to clean his truck’s gas tank and fuel line after he purchased ...

Federal officials say the ICE officer who shot and killed Renee Good suffered internal bleeding, but videos raise doubts, ...

Compare auto lenders that work with low credit scores, and explore strategies to improve approval odds and reduce rates Written By Written by Staff Senior Editor, Buy Side Miranda Marquit is a staff ...

CARFAX says cars in this day and age don't need to be warmed up; in fact, they do better driving versus idling.

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

When all the warning lights on Zizi’s dashboard lit up simultaneously as she drove 69 miles per hour down a busy Texas road ...