Removal Procedure
WARNING: This page is about a different car, the 2009 GMC Yukon and 2009 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of GENERAL MOTORS CORP.
Using J 34196-5 which is part of kit J 34196-B:
bushing service set with J 8092:
driver handle, remove the input sun gear front bushing (657) and rear bushing (659).