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SIR Zone Identification Views

The SIR Zone Identification Views shown below illustrate the approximate location of all SIR components available for the vehicle. This will assist in determining the appropriate SIR Disabling and Enabling Zones for a given service procedure, refer to SIR Disabling and Enabling Zones .

Fig 1: S/T Truck Classic
GM878703Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Inflatable Restraint Front End Sensor - Right-Located on the front of the vehicle in the engine compartment
2 Battery-Located under Hood on the right side
3 Inflatable Restraint I/P Module-Located at the top right under the instrument panel
4 Inflatable Restraint Sensing and Diagnostic Module (SDM)-Located under center floor console
5 Inflatable Restraint Steering Wheel Module-Located on the steering wheel
6 Inflatable Restraint Front End Sensor - Left-Located on the front of the vehicle in the engine compartment