If your car has a button marked with an 'A' and a circle around it, it's equipped with an automatic start-stop system. Not all vehicles with automatic start-stop systems will have the same symbol ...

The 'A' engine button is a feature found in most modern cars, but many motorists are still unaware of its capabilities.

Engine start-stop buttons used to be a novelty, but now they're found in most everyday vehicles. Check out AutoGuide.com's Top 10 list of most unique car ignitions here.

According to CJ Pony Parts, the auto start-stop button “Shuts off your vehicle’s engine when idling, then automatically starts it again when your foot leaves the brake pedal.

In her car, the button featured an "A" with a circular arrow wrapping above it. Megan said: "If you have a button that looks like this in your car this is your automatic start-stop button.

Little-known car button can instantly reduce fuel consumption by 12 percent Drivers are being urged to make use of a common button in their car which could boost their fuel economy by 12 percent.

Ford requires technicians to press the Start-Stop button 120 times to disable factory mode, ensuring careful consideration before servicing vehicles.