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Your Headlights Perform a Little Bow at Startup. They May Be Checking Their Own Aim
Start certain cars in front of a garage wall and the headlights put on a brief performance. The beams drop, rise and settle. Some sweep sideways too, giving the impression that the car has opened i
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Your Headlights Dip and Rise at Startup Because They Are Quietly Checking Themselves
Park some cars facing a garage door at night and start the engine. Before the wheels have moved an inch, the headlights perform a small piece of theater. The beams dip toward the ground, rise again
AutoExpert