TrailBlazer 4WD L6-4.2L VIN S (2002)
Control Module: Service and Repair
Transfer Case Shift Control Module Replacement
Transfer Case Shift Control Module Replacement
Removal Procedure
Important: The access panel is removed in order to visually see the electrical connectors and the location of the transfer case control module. It will
also be easier to see the mounting and alignment slots for the transfer case control module mounting bracket.
1. Remove the access panel.
2. Remove the knee bolster panel.
3. Remove the lower instrument panel cover.
