Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors and ...

Diesel can gel in low temperatures, which leads to fuel line blockages and engine issues. The properties of diesel can ...

During cold weather, your vehicle may require twice the amount of current than normal to get the engine to start.

Imagine this scenario: Your supercharged project car is finally completed. Fresh engine, badass centrifugal blower, speed-density ECM tune, plenty of fuel, yadda-yadda-yadda. With a deck this stacked, ...

Fuel prices have been soaring for a while, and diesel is often more expensive than gasoline. So how can you get better fuel ...

An important part of keeping maintenance costs down is resolving issues before they fail completely. Here are 10 tips that ...

A: When it comes to vehicles, there are no truly watertight seals on every opening. Doors have drains that allow water that ...

American dominance to Scuderia Ferrari HP’s scarlet legacy, Shell has long occupied a unique position in racing.

When most of us have a warning light appear on our dash, the first instinct is to ignore it and hope it goes away. While this might be ok for a low wiper fluid alert, most warning lights require ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

When is it not worth repairing a car? It is often time to let go of a car when repair totals keep climbing, reliability slips, and the next breakdown feels uncomfortably close. Most owners reach this ...

On Thursday, the Department of Transportation announced it has approved the design for the first advanced female crash-test dummy, named THOR-05F. The agency hopes the new dummy will help show how air ...