WARNING: This page is about a different car, the 2005 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power, Ground, Data Link and Engine Controls References
Courtesy of GENERAL MOTORS CORP.
Fig 2: Accessory, HVAC Blower High and RUN Relays
Courtesy of GENERAL MOTORS CORP.
Fig 3: ABS, A/T Shift Lock Controls, Brake Warning, Cruise Control, Door Lock/Indicator, Engine Controls and Engine Cooling References
Courtesy of GENERAL MOTORS CORP.
Fig 4: Adjustable Pedals, Body Rear End, Defogger, Headlights/DRL, Horns and Wiper/Washer References