A 1999 Toyota Corolla develops a frustrating running problem, but disconnecting the oxygen sensor provides an unexpected clue ...

For an older Ugandan car, spending money on diagnosis and preventive maintenance will usually give you a better return than ...

Vehicle emissions shape climate and air quality, but the real impact of cars and transportation pollution is often overlooked ...

Clean indoor air has become more important than ever. While allergens like dust, dander, mold, and bacteria are all teaming up to infiltrate the air you breathe, the widespread wildfire smoke ...

Average replacement cost of oxygen sensors . Replacing an oxygen (O2) sensor costs between $200 and $500 on average. The O2 sensor itself can cost anywhere from $20 to $300. Profe ...

What does a modern tune-up actually involve? A HelloNation article featuring Gerald Gillis of All Pro Tune Up explains how this once-standard service has evolved. The article outlines how today's ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Virgin Media O2’s owners are weighing options to reduce the company’s £22bn debt pile after investor fears ...