Transfer case Wiring Harness | Chevy Truck Forum | GM Oct 29, 2015The smaller transfer case harness splices into the larger chassis harness a few inches in front of the cross-member. The chassis harness routes along the left side of the frame under the driver door area. Use nylon tie straps to secure the fabricated harness to the main chassis harness between the transfer case and C101.Transfer case Wiring Harness | Page 2 | Chevy Truck ForumNov 04, 2017wiring / schematic 4x4 2001 Sierra 2500HD | Chevy Truck ForumOct 17, 2017See more results transfer case wiring harness | eBay BMW E90 3-Series E91 E92 Transfer Case Wiring Harness xDrive DXC 2006-2007 See more like this. OEM 2006 Dodge Ram 2500 Transmission Wiring Harness Transfer Case Wire 5 See more like this. 2004 GMC SIERRA 2500 TRANSFER CASE WIRING HARNESS DIESEL 4WD 6 OEM Z28347347. Pre-Owned. $88. FAST 'N FREE.