TrailBlazer 4WD V8-6.0L (2007)
3. Properly align the keyway of the rotary position sensor with the motor/encoder shaft as indicated by the center reference line shown in the graphic.
4. Ensure that the hex on the rotary position sensor (2) fits in the hex of the motor/encoder housing (3).
5. Install the motor/encoder baseplate/gasket (1).
Important: When performing this service procedure, make sure that the motor/encoder unit is flat against the transfer case for proper
installation.
6. Install the motor/encoder to the transfer case.