GMC Workshop Service and Repair Manuals > Sierra 3500 2WD V8-6.0L (2008) > Accessories and Optional Equipment | Collision Avoidance and Parking Assist Systems | Parking Assist Distance Sensor | Component Information | Service and Repair | Rear Object Sensor Replacement

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3. Insert the sensor into the housing.
4. Connect the electrical connector to the rear object sensor.

GMC Workshop Service and Repair Manuals