Vehicles are engineered to be most fuel-efficient at speeds under 50 mph. Once you push past that threshold, wind resistance ...

Lexus is synonymous with reliability, but these five engines prove that even the best make mistakes. See which ones suffer from oil sludge and leaks.

Gov. Bob Ferguson’s administration will travel the state in search of solutions for a tightening water supply. The work can’t ...

Flutter valves are handheld devices that help people with chronic obstructive pulmonary disease (COPD) clear excess mucus from their airways. They work by combining positive expiratory pressure with ...

From the March 1992 issue of Car and Driver. Last month in the Carolinas, we threw three of the fastest sports cars in the ...

It was well worth the $140.00 overnight delivery fee. There are only two moving parts in my boiler — this fan and a valve ...

My wife has a 2018 Toyota Sienna with 133,000 miles on it. For a few years now, we’ve noticed a gasoline smell in the cabin.

Buying a used truck under $35,000? Senior Reporter Denis Flierl breaks down the ultimate playbook, tracking high-mileage V8 platforms versus the severe mechanical liabilities of downsized turbos to pr ...

Does that price make you want to tell the seller to take this car and Chevette?

If you’ve kept an eye on Hyundai and Kia models from the 2010s, the Theta engine probably rings a bell. The Theta II ...

The factory emissions systems, such as the DPF, EGR and DEF setup, aim to minimise pollutants on the LML Duramax. These systems can also cause exhaust restriction and heat-up in actual driving ...

Stop your Silverado's rapid oil loss with this practical guide. Fleet data show that disabling DFM cylinder cutoffs and ...