Engine

After 200 miles of mixed suburban and highway driving, the 2026 Ram 1500’s V-8 returned 18.3 mpg — right in line with its EPA combined rating.

In addition to a new recall for more than 318,700 Rogues over an issue involving the gears in the engine, Nissan is also expanding a previous recall for the SUV’s engine bearings.

The EPA’s announced rollback of emissions standards will likely mean fewer new vehicles will have engine stop-start systems in the near future.

While the majority of motor mounts aren’t very expensive in and of themselves, the labor involved in replacing them can be.

Asking your mechanic for a general tuneup isn’t really a viable request anymore — nor is it likely to be the fix for a running problem.

A bad tank of gas can be caused by a variety of issues, and it can prevent a car’s engine from running as well as it should.

Engines are getting smaller and more powerful, but these high-strung engines may not be as reliable in the long run as older engines.

While having too little oil in your engine can understandably cause problems, having too much oil can be just as bad.

VVT-i is short for Variable Valve Timing-Intelligence, an early version of Toyota’s variable valve-timing system that came to be offered on many of the company’s engines.

Powertrain control modules determine how much fuel to inject into the cylinders and when that fuel should be ignited.