SIR Schematics

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Module Power, Ground, Serial Data & Front Sensors Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Steering Wheel & I/P Modules Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Side Impact Modules & Sensors (ASF) Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Passenger Presence System - 1 of 2 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Passenger Presence System - 2 of 2 Schematic

Courtesy of GENERAL MOTORS CORP.