别克凯迪拉克雪佛兰GMC 倒车雷达传感器 84510253 原厂替换

Buick, Cadillac, Chevrolet, GMC universal rear parking sensor 84510253 with weather-resistant engineering plastic housing; internal circuitry protected against moisture and shocks; durable for temperature changes and minor impacts. Uses ultrasonic detection to sense obstacles behind the vehicle and trigger alarms to assist reversing. OEM numbers also include 84566047, 84566051, 84566062, 84575193, 84586, etc. Low replacement difficulty; usually just pry off bumper trim and plug into matching vehicle harness; if false alarms or failure occur, replacement restores reverse safety.