SIR Schematics

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, DLC, Indicator and Front End Sensors Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Left Side Modules and Sensors Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Right Side Modules and Sensors Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Passenger Presence System (PPS) Schematic

Courtesy of GENERAL MOTORS CORP.