Genuine GM 15110646 Door Lock, Front Genuine Oem:Yes, Category 2:Door, Fitment Footnotes:Diag Ref #5, Other Part Number:16637317, 15758163, Part Ref# On Diagram:ONLY PART REFERENCE #5 ON THE DIAGRAM IS, Category 1:Body Hardware Brand:GM, Fitment Type:Direct Replacement, W/O Power:W/o Power, Alternate Item Name:Door Lock Kit, Quantity Needed:1 Manufacturer Part Number:15110646, Category 3:Front Door, Superseded Part Number:16637317, Item Name:Door Lock Kit, Position:Front Left