For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningStoring the Tire Sealant and Compressor Kit
The tire sealant and compressor kit is located in the trunk, under the load floor,
behind an access panel.
To remove the kit:
1. Open the trunk.
2. Turn the left knob counterclockwise and the right knob clockwise, 90 degrees,
at the same time. Then pull the access panel rearward and up to r ...
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 Bat ...
Traction Off Light
This light comes on briefly while starting the engine. If it does not, have the
vehicle serviced by your dealer. If the system is working normally, the indicator
light then turns off.
The traction off light comes on when the Traction Control System (TCS) has been
turned off by pressing and ...