Radio Frequency Statement
OnStar OverviewSIR Disabling and Enabling
SIR component location affects how a vehicle should be serviced. There are
parts of the SIR system installed in various locations around a
vehicle. To find the location of the SIR components refer to SIR Identification
Views.
There are several reasons for disabling the SIR system, such as re ...
Inflatable Restraint Seat Position Sensors - If Equipped
The inflatable restraint seat position sensor is used to determine the
proximity of a front driver or passenger seat position with respect to
the frontal air bag. The seat position sensor interfaces with the inflatable
restraint sensing and diagnostic module (SDM). The state of the
seat positi ...
Deployment Outside Vehicle for Seat Belt Pretensioners
Deploy the seat belt pretensioners outside of the vehicle when the vehicle
will be returned to service. Situations that require deployment
outside of the vehicle include the following:
Using the SIR diagnostics, you determine that the seat belt pretensioner
is malfunctioning.
The pretens ...