Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum ...

Engine oil (or motor oil, whichever term you prefer to use) is an essential substance when it comes to keeping an engine running smoothly. Your engine's oil will start to run down over time ...

What’s going on? It came as only a mild surprise when my wife’s friend and co-worker, Angie, dropped off her family’s Jeep Cherokee to look at a substantial oil leak, and she mentioned that ...

Transmission oil may leak from a deformed seal cap on the propeller shaft yoke. Subaru will notify owners, and dealers will replace the propeller shaft, free of charge. The recall is expected to ...

If you’d rather use something less flammable, you can spray water or motor oil onto a suspected leak and achieve the same end. When the water gets sucked into the leak, it momentarily interrupts ...