Schematic and Routing Diagrams

WARNING: This page is about a different car, the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Transfer Case Control Schematics Diagram (Power, Ground And Encoder Motor)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Transfer Case Control Schematics Diagram (Switch Inputs)

Courtesy of GENERAL MOTORS CORP.