Transfer Case Control Schematics

WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 GMC Yukon, 2005 Chevrolet Tahoe, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, Serial Data, and Switch Inputs Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 2: Prop Shaft Speed Sensors and Front Axle Actuator Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 3: Shift Motor and Encoder Circuits Schematics

Courtesy of GENERAL MOTORS CORP.