I knew something was up when my leaf blower triggered an alarm on a 2019 Jeep Cherokee. I was driving the rugged four-wheel-drive crossover into my garage, and passed a hair too close to the battery-powered lawn implement.

If you’ve ever driven a brand new car that doesn’t have a scratch on it, especially one with a base price of $25,740 (about £20,600, AU$36,500), you know it’s a bit scary to brush up against another car, a bike, or even a leaf blower.
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https://www.techradar.com/news/the-ultra-sensitive-sensors-on-the-2019-jeep-cherokee-work-like-a-charm