I own a 1991 Corvette that’s developed an unusual problem: It will not start when cold unless I squirt ether starting fluid into the intake manifold, at which point it starts immediately. Once started ...

Environmentalists and car crafters make strange, if not odd-opposite, bedfellows. The greenies are all over this not-so-new, environmentally friendly, renewable resource ethanol fuel that even has GM ...

Q: My car has begun to lose power above 65-70 mph. I’ve noticed it also bogs down when I accelerate hard, like when getting on the freeway. It starts OK and runs smoothly at normal speeds. Any idea ...

Fuel economy testing is notoriously difficult to do properly. Naturally, if you plan to invest some time and energy evaluating a fuel-saving device, you hope to get results you can trust. But can you ...