Removal Procedure
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the negative battery cable from the battery. Battery Negative Cable Disconnection and Connection (without K4B)Battery Negative Cable Disconnection and Connection (with K4B)
Front Wheelhouse Liner-Left Side (3) - Remove - Front Wheelhouse Liner Replacement
Disconnect the transfer case control module electrical connector.
- Transfer Case Control Module Bracket Bolt (1) - Remove [2x]
- Transfer Case Control Module (2) - Remove