Any driver who’s ever tried to get through the Holland Tunnel or over the George Washington Bridge at rush hour knows what it’s like to sigh, cuss and shut off their engine after sitting in ...

Autonomous engine stop-start systems, designed to save fuel by turning off a car’s engine when at a standstill, are increasing in popularity, especially in Europe, where fuel prices are often double ...

(Part I and II of this series is here and here.) DUB6 writes: I recently read a rather wordy story about how many/most auto ...

We’ve heard about BMW’s non-hybrid start-stop engine used in the European 1 and 3 Series, but Mazda is developing a more efficient version. Mazda’s independently developed system, dubbed Smart Idle ...

Back in July we reported Lamborghini was working on new cylinder deactivation technology for the Aventador to help it achieve better fuel economy numbers. Turns out we were right. Lamborghini just ...

The 2014 Chevrolet Malibu packs a surprise: It’s the first mainstream mid-size sedan sold in the United States with standard automatic engine stop-start that saves gasoline. The system turns off the ...

Q: Is it true that most of the engine wear happens every time the engine starts? If so, then does the start/stop engine feature add wear? A: Most engine wear occurs after cold starts (when the engine ...

Does the auto start/stop system wear out the engine quicker and turbo? Also, what kind of battery does it have? And has the starter motor been made stronger to within the stop starts? And what the ...

The stop-start function on modern cars works according to a variety of protocols. Fundamentally, if the car’s battery can cope with not having the engine running, then it will trigger the fuel-saving ...

The 2014 Chevrolet Malibu packs a surprise: It s the first mainstream mid-size sedan sold in the United States with standard automatic engine stop-start that saves gasoline. The system turns off the ...