Motor Oil: API SN Plus and Low-Speed Pre-Ignition
The addition of SN Plus happened because GF-6 was going to take a while to complete.

Get to Know the Computer Systems that Control Today’s Vehicles
While there are a few companies developing flying cars, a more realistic vision of the future is an evolution of current technology.

Electronic Stability Control: Working Behind the Scenes
While fully autonomous vehicles are still quite far from being road-worthy, systems that control how vehicles ride and react in panic situations are here today.

Air Filters: The Driving Environment Makes a Difference
The environment in which the vehicle is driven can mean the difference between changing the air filter at the maximum recommended service interval or the minimum.

Automotive Scan Tools Are Like Modern-Day Wrenches
The type of scan tool that’s used for diagnostics can mean the difference between fixing the problem and just probing around the issue and not getting anywhere.

Broken Ball Joint: A DIYer’s Perspective
Broken suspension components can ruin a vehicle owner’s day. I’m speaking from experience.

Counter Spark Knock with High-Octane Fuel
When fuel is ignited seemingly at random and without the aid of a spark plug firing, it’s called spark knock – which is another term for detonation.

Windshield Wipers Need to Be Replaced at Least Once a Year
For whatever reason, windshield wipers are one of the most neglected parts on a vehicle.

Extreme-Weather Driving: Sales Opportunities for Auto Parts Professionals
Counter pros are in an ideal position to help motorists prepare for Mother Nature’s wrath.

Why Fuel Injectors Fail
Fuel injection has been the primary system in nearly every production engine made in the past two decades.

Power-Assisted Braking: How It Works, and What Can Go Wrong
A power booster gives the brake system superpowers – allowing a grandmother on the way to church to stop as quickly as Arnold Schwarzenegger on the way to his helicopter.

Starters and Alternators: When a Return Shouldn’t Be a Return
As many as eight in 10 returns of starters and alternators turn out to be false failures. Usually, misdiagnosis is the culprit.
