Symptoms - Transfer Case: Notes
WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
- Perform the Diagnostic System Check - Vehicle
before using the symptom tables in order to verify the following statements are true:
- There are no diagnostic trouble codes (DTCs) set.
- The control modules can communicate via the serial data link.
- Review the system operation in order to familiarize yourself with the system functions. Refer to Transfer Case Description and Operation .