1999 - 2001 Cadillac Catera OEM AC Heater Climate Control Knob. This is a genuine OEM Cadillac part, not the cheap aftermarket stuff. The knob has been thoroughly inspected and is in great shape. We offer free shipping on this item as well as a money back guarantee. Please contact us with any questions that you may have. **Please compare our pictures to your current need prior to purchase as Cadillac used different knob systems in the Catera line during the same model year.