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:

California Proposition 65 WarningTrunk Release
To lock or unlock the trunk from the inside, press
or
on the central locking switch or on
the driver door switch.
To open the trunk from inside the vehicle press
.
To lock the trunk from the outside press
on the RKE transmitter.
To open the trunk from outside of the vehicle:
Pres ...
Knock Sensor Replacement
Knock Sensor Replacement
Callout
Component Name
Preliminary Procedures
Disconnect battery negative cable. Refer to
Battery Negative Cable Disconnection and Connection.
Raise and support the vehicle. Refer to
...
Front Wheel Drive Shaft Seal Replacement - Left Side
Special Tools
DT-446 Installer Drift
DT-7004 Slide Hammer
DT-23129 Universal Seal Remover
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle.
Remove the front suspension s ...