Adobe.Stock92% of new cars are equipped to control their own speed automatically, which you know this feature as cruise control. But the traditional cruise control, which most people use on road trips, is being replaced by something called adaptive cruise control, which is designed to be used in stop-and-go traffic."It worked perfectly for me, but I can understand some trepidation when owners try this for the first time because it's a little unnerving as your car is moving toward a car in front of you that's already stopped, and you think, ok, I hope it works. I hope it works. I hope it works. And then lo and behold, it works, and you can breathe a sigh of relief," said Mike Quincy, Consumer Reports Auto Expert. The Adaptive Cruise Control stop-and-go feature uses camera, radar, or a combination of both. Manufacturers may call it something different, so you need to check your owner's manual. AdvertisementAdvertisement"As you're experimenting with Adaptive Cruise Control, get an idea of what kind of gap length you want between you and the car in front of you, because it is adaptable. You can have a close gap, you can have a faraway gap. So you've got to do what works best for you," said Quincy. The Consumer Reports Auto Expert has it on his personal car and uses it often. Does your car have Adaptive Cruise Control? The best place is to look in your car manual. Manufacturers don't always call it the same thing. For example, this is what the feature is called in several brands: