WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Fuse Block-Underhood C2 Connector (1 Of 3)
Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying Fuse Block-Underhood C2 Connector (2 Of 3)
Courtesy of GENERAL MOTORS CORP.
Fig 3: Identifying Fuse Block-Underhood C2 Connector (3 Of 3)