General Motors, CAP, 15798935 Genuine Oem:Yes, Category 2:Lift Gate, Item Name:Wiper Arm Cap, Category 1:Body Hardware Brand:GM, Fitment Type:Direct Replacement, Part Ref# On Diagram:ONLY PART REFERENCE #3 ON THE DIAGRAM IS Manufacturer Part Number:15798935, Category 3:Rear Wiper Components, Quantity Needed:1