WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying ICM Bank 1 Connector Terminals (DeVille)
Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying ICM Bank 1 Connector Terminals (Seville)