More and more new cars now include automatic start/stop technology as a way to reduce fuel consumption. If you roll up to a red light, or get stuck in stop and go traffic, the engine shuts off on its own and takes a break, whether you asked it to or not. Ideally the engine then restarts and is ready to go again when you are, but many enthusiasts find these systems annoying because they can't get the engine running quickly enough when it’s time to move again. But the larger question among car nerds and the general public alike is whether these additional stop-start cycles hurt the engine.
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