Schematic and Routing Diagrams

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

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

Courtesy of GENERAL MOTORS CORP.

Fig 2: Transfer Case Control Schematics (Propshaft Speed Sensors and Front Axle Actuator)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Transfer Case Control Schematics (Switch Controls)

Courtesy of GENERAL MOTORS CORP.