Q: I am having an odd problem with my 2001 Saab 9-3. After the car is fueled, it is hard to start. I have to crank the engine, then stop, crank again, stop cranking, et cetera. This problem started ...

Some '83-'84 L69 Z28 Camaros and HO Trans Am owners have been cursing the "computer" because their cars (as one individual, Bob Rainey, put it), "Lurch and jump like a frog" above 5000 rpm. For once, ...

You're driving along and your car starts to stutter and stumble. Then, just as soon as it starts, it goes away. You forget about it until it happens later in the week or the next day. Is your car ...

Starting in 2011, Ford and General Motors began using Bosch Mobility CP4 pumps to provide high pressure fuel to their diesel engines. GM used the pump on its 6.6-liter LGH and LML Duramax diesel ...

Self-learning electronic fuel injection (EFI) systems have made converting to fuel injection far less painful. This has removed complicated EFI tuning as an excuse not to convert. But a far less ...

Toyota Motor Corp. is recalling almost 423,000 Lexus cars in the U.S. to repair a problem that could cause a fuel leak and a fire. The recall includes the 2007-10 Lexus LS , 2006-11 Lexus GS and ...

During a flight from Lima, Peru, the author experienced fluctuating fuel pressure at high altitude, eventually leading to engine failure. The issue was traced to clogged fuel filters. After a forced ...

Only driver wages beat out fuel as the largest expense for fleets. With even the slightest underinflation of tires on tractors and trailers causing degradation in fuel economy (not to mention tire ...