C249 (Except Y91) Chevrolet Silverado 3500

C249 I/P Harness to Bezel Harness Terminal Identification (Except Y91) Connector Part Information 12129136 4-Way F Metri-Pack 280 Series Flexlock (BLK) Connector Part Information 12129135 4-Way M Metri-Pack 280 Series Flexlock (BLK) Pin Wire Color Circuit No. Function Pin Wire Color Circuit No. Function A ORN 1040 Battery Positive Voltage A ORN 1040 Battery Positive Voltage B ORN 640 Battery Positive Voltage B ORN 640 Battery Positive Voltage C BLK 1050 Ground C BLK 1050 Ground D - - Not Used D - - Not Used