2004-2009 Cadillac XLR and 2005-2011 Cadillac STS Parking Assist Alarm Backup Sensor (Paint To Match, item is already painted Cadillac Merlot, But can be painted any color to match your car)

GM Part # 88956561

Alternate GM Part # 15893637 (number on actual item)

New. Never installed

Item is number 1 in the GM diagram