Parktronic PDC Parking Sensor 20779828 for Cadillac
- Easy installation by plug & play
- Easy parking with sensor controlled parking aid
- Avoid damages and additional costs
- OEM Number 20779828
The system uses ultrasonic sensor mounted in the bumpers, which emit and receive pulses. When pulse hits an object, it is reflexes. The sensor detects the echo. An electronic analysis system calculates the distance between the obstacle.