The rear door safety locks prevent passengers from opening the rear doors from inside the vehicle.

Press
to activate the safety locks.
The indicator light comes on when activated.
The rear door power windows are also disabled.
Press
again to deactivate the safety
locks and power windows.
If the indicator light flashes, the feature may not be working properly.
If a rear door handle is pulled when the safety lock is deactivated, that door will remain locked and the indicator light may flash. Release the handle, then press the safety lock twice to deactivate the safety locks.
Automatic Door Locks
DoorsInflatable 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 ...
Definition of Danger, Warning, Caution, and Note
The diagnosis and repair procedures in a GM Service Manual contain both
general and specific Dangers, Warnings, Cautions, Notes or
Importants. GM is dedicated to the presentation of service information that
helps the technician to diagnose and repair the systems
necessary for the proper operat ...
Removal Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling
and Enabling.
Disconnect the negative battery cable. Refer to Batter ...