ACDelco, Switch, 15791029 Genuine Oem:Yes, Category 2:Body Electrical, Fitment Footnotes:Diag Ref #9, Item Name:Mirror Switch, Position:Front Left Brand:GM, Fitment Type:Direct Replacement, Superseded Part Number:10307294, Part Ref# On Diagram:ONLY PART REFERENCE #9 ON THE DIAGRAM IS, Category 1:Electrical Manufacturer Part Number:15791029, Category 3:Mirrors, Other Part Number:10307294, Quantity Needed:1